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3531 lines
95 KiB
C
3531 lines
95 KiB
C
/* Copyright (C) 2007-2010 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \ingroup httplayer
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*
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* @{
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*/
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/** \file
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*
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* \author Anoop Saldanha <anoopsaldanha@gmail.com>
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*
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* \brief Handle HTTP raw uri match
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*/
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#include "suricata-common.h"
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#include "suricata.h"
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#include "decode.h"
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#include "detect.h"
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#include "detect-engine.h"
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#include "detect-engine-hrud.h"
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#include "detect-engine-mpm.h"
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#include "detect-parse.h"
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#include "detect-engine-state.h"
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#include "detect-engine-content-inspection.h"
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#include "flow-util.h"
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#include "util-debug.h"
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#include "util-print.h"
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#include "flow.h"
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#include "app-layer-parser.h"
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#include "util-unittest.h"
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#include "util-unittest-helper.h"
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#include "app-layer.h"
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#include "app-layer-htp.h"
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#include "app-layer-protos.h"
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/**
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* \brief Run the mpm against raw http uris.
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*
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* \retval cnt Number of matches reported by the mpm algo.
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*/
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int DetectEngineRunHttpRawUriMpm(DetectEngineThreadCtx *det_ctx, Flow *f,
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HtpState *htp_state, uint8_t flags)
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{
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SCEnter();
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uint32_t cnt = 0;
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if (htp_state == NULL) {
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SCLogDebug("no HTTP state");
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SCReturnInt(0);
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}
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/* locking the flow, we will inspect the htp state */
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SCMutexLock(&f->m);
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if (htp_state->connp == NULL || htp_state->connp->conn == NULL) {
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SCLogDebug("HTP state has no conn(p)");
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goto end;
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}
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int idx = AppLayerTransactionGetInspectId(f);
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if (idx == -1) {
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goto end;
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}
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htp_tx_t *tx = NULL;
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int size = (int)list_size(htp_state->connp->conn->transactions);
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for ( ; idx < size; idx++)
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{
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tx = list_get(htp_state->connp->conn->transactions, idx);
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if (tx == NULL || tx->request_uri == NULL)
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continue;
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cnt += HttpRawUriPatternSearch(det_ctx,
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(uint8_t *)bstr_ptr(tx->request_uri),
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bstr_len(tx->request_uri), flags);
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}
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end:
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SCMutexUnlock(&f->m);
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SCReturnInt(cnt);
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}
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/**
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* \brief Do the http_raw_uri content inspection for a signature.
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*
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* \param de_ctx Detection engine context.
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* \param det_ctx Detection engine thread context.
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* \param s Signature to inspect.
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* \param f Flow.
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* \param flags App layer flags.
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* \param state App layer state.
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*
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* \retval 0 No match.
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* \retval 1 Match.
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*/
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int DetectEngineInspectHttpRawUri(DetectEngineCtx *de_ctx,
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DetectEngineThreadCtx *det_ctx,
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Signature *s, Flow *f, uint8_t flags,
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void *alstate)
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{
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SCEnter();
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int r = 0;
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HtpState *htp_state = (HtpState *)alstate;
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if (htp_state == NULL) {
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SCLogDebug("no HTTP state");
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SCReturnInt(0);
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}
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/* locking the flow, we will inspect the htp state */
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SCMutexLock(&f->m);
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if (htp_state->connp == NULL || htp_state->connp->conn == NULL) {
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SCLogDebug("HTP state has no conn(p)");
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goto end;
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}
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#ifdef DEBUG
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SigMatch *sm = s->sm_lists[DETECT_SM_LIST_HRUDMATCH];
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DetectContentData *co = (DetectContentData *)sm->ctx;
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SCLogDebug("co->id %"PRIu32, co->id);
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#endif
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int idx = AppLayerTransactionGetInspectId(f);
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if (idx == -1) {
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goto end;
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}
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htp_tx_t *tx = NULL;
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int size = (int)list_size(htp_state->connp->conn->transactions);
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for ( ; idx < size; idx++)
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{
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tx = list_get(htp_state->connp->conn->transactions, idx);
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if (tx == NULL || tx->request_uri == NULL)
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continue;
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det_ctx->discontinue_matching = 0;
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det_ctx->buffer_offset = 0;
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det_ctx->inspection_recursion_counter = 0;
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/* Inspect all the uricontents fetched on each
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* transaction at the app layer */
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r = DetectEngineContentInspection(de_ctx, det_ctx, s, s->sm_lists[DETECT_SM_LIST_HRUDMATCH],
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f,
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(uint8_t *)bstr_ptr(tx->request_uri),
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bstr_len(tx->request_uri),
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DETECT_ENGINE_CONTENT_INSPECTION_MODE_HRUD, NULL);
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//r = DoInspectHttpRawUri(de_ctx, det_ctx, s,
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// s->sm_lists[DETECT_SM_LIST_HRUDMATCH],
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// (uint8_t *)bstr_ptr(tx->request_uri),
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// bstr_len(tx->request_uri));
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if (r == 1) {
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goto end;
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}
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}
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end:
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SCMutexUnlock(&f->m);
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SCReturnInt(r);
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}
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/***********************************Unittests**********************************/
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#ifdef UNITTESTS
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static int DetectEngineHttpRawUriTest01(void)
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{
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TcpSession ssn;
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Packet *p1 = NULL;
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Packet *p2 = NULL;
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ThreadVars th_v;
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DetectEngineCtx *de_ctx = NULL;
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DetectEngineThreadCtx *det_ctx = NULL;
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HtpState *http_state = NULL;
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Flow f;
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uint8_t http1_buf[] =
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"GET /../a/b/../c";
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uint8_t http2_buf[] =
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"/./d.html HTTP/1.1\r\n"
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"Host: www.openinfosecfoundation.org\r\n"
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"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: 46\r\n"
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"\r\n"
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"This is dummy body1"
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"This is dummy message body2";
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uint32_t http1_len = sizeof(http1_buf) - 1;
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uint32_t http2_len = sizeof(http2_buf) - 1;
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int result = 0;
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memset(&th_v, 0, sizeof(th_v));
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memset(&f, 0, sizeof(f));
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memset(&ssn, 0, sizeof(ssn));
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p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
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p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
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FLOW_INITIALIZE(&f);
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f.protoctx = (void *)&ssn;
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f.flags |= FLOW_IPV4;
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p1->flow = &f;
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p1->flowflags |= FLOW_PKT_TOSERVER;
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p1->flowflags |= FLOW_PKT_ESTABLISHED;
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p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
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p2->flow = &f;
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p2->flowflags |= FLOW_PKT_TOSERVER;
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p2->flowflags |= FLOW_PKT_ESTABLISHED;
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p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
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f.alproto = ALPROTO_HTTP;
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StreamTcpInitConfig(TRUE);
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
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"(msg:\"http raw uri test\"; "
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"content:\"../c/./d\"; http_raw_uri; "
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"sid:1;)");
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if (de_ctx->sig_list == NULL)
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goto end;
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SigGroupBuild(de_ctx);
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DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
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int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
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if (r != 0) {
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printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
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result = 0;
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goto end;
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}
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http_state = f.alstate;
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if (http_state == NULL) {
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printf("no http state: \n");
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result = 0;
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goto end;
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}
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/* do detect */
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SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
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if ((PacketAlertCheck(p1, 1))) {
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printf("sid 1 matched but shouldn't have\n");
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goto end;
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}
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r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
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if (r != 0) {
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printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
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result = 0;
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goto end;
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}
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/* do detect */
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SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
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if (!(PacketAlertCheck(p2, 1))) {
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printf("sid 1 didn't match but should have");
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goto end;
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}
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result = 1;
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end:
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if (de_ctx != NULL)
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SigGroupCleanup(de_ctx);
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if (de_ctx != NULL)
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SigCleanSignatures(de_ctx);
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if (de_ctx != NULL)
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DetectEngineCtxFree(de_ctx);
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StreamTcpFreeConfig(TRUE);
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FLOW_DESTROY(&f);
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UTHFreePackets(&p1, 1);
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UTHFreePackets(&p2, 1);
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return result;
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}
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static int DetectEngineHttpRawUriTest02(void)
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{
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TcpSession ssn;
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Packet *p1 = NULL;
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Packet *p2 = NULL;
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ThreadVars th_v;
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DetectEngineCtx *de_ctx = NULL;
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DetectEngineThreadCtx *det_ctx = NULL;
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HtpState *http_state = NULL;
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Flow f;
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uint8_t http1_buf[] =
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"GET /../a/b/../c/./d.html HTTP/1.0\r\n"
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"Host: www.openinfosecfoundation.org\r\n"
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"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
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"Content-Type: text/html\r\n"
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"Content-Length: 19\r\n"
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"\r\n"
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"This is dummy body1";
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uint32_t http1_len = sizeof(http1_buf) - 1;
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int result = 0;
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memset(&th_v, 0, sizeof(th_v));
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memset(&f, 0, sizeof(f));
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memset(&ssn, 0, sizeof(ssn));
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p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
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p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
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FLOW_INITIALIZE(&f);
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f.protoctx = (void *)&ssn;
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f.flags |= FLOW_IPV4;
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p1->flow = &f;
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p1->flowflags |= FLOW_PKT_TOSERVER;
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p1->flowflags |= FLOW_PKT_ESTABLISHED;
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p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
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p2->flow = &f;
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p2->flowflags |= FLOW_PKT_TOSERVER;
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p2->flowflags |= FLOW_PKT_ESTABLISHED;
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p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
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f.alproto = ALPROTO_HTTP;
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StreamTcpInitConfig(TRUE);
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de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL)
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goto end;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
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"(msg:\"http raw uri test\"; "
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"content:\"/c/./d\"; http_raw_uri; offset:5; "
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"sid:1;)");
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if (de_ctx->sig_list == NULL)
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goto end;
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SigGroupBuild(de_ctx);
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DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
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int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
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if (r != 0) {
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printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
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result = 0;
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goto end;
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}
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http_state = f.alstate;
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if (http_state == NULL) {
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printf("no http state: \n");
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result = 0;
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goto end;
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}
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|
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/* do detect */
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SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
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if (!(PacketAlertCheck(p1, 1))) {
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printf("sid 1 didn't match but should have\n");
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goto end;
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}
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result = 1;
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end:
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if (de_ctx != NULL)
|
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SigGroupCleanup(de_ctx);
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if (de_ctx != NULL)
|
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SigCleanSignatures(de_ctx);
|
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if (de_ctx != NULL)
|
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DetectEngineCtxFree(de_ctx);
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|
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StreamTcpFreeConfig(TRUE);
|
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FLOW_DESTROY(&f);
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UTHFreePackets(&p1, 1);
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UTHFreePackets(&p2, 1);
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return result;
|
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}
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|
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static int DetectEngineHttpRawUriTest03(void)
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{
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TcpSession ssn;
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|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/b/../";
|
|
uint8_t http2_buf[] =
|
|
"c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"/a/b\"; http_raw_uri; offset:10; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest04(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/b/../";
|
|
uint8_t http2_buf[] =
|
|
"c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:!\"/a/b\"; http_raw_uri; offset:10; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest05(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/b/";
|
|
uint8_t http2_buf[] =
|
|
"../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"a/b\"; http_raw_uri; depth:10; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest06(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/b/";
|
|
uint8_t http2_buf[] =
|
|
"../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:!\"/a/b\"; http_raw_uri; depth:25; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest07(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/b/";
|
|
uint8_t http2_buf[] =
|
|
"../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:!\"/c/./d\"; http_raw_uri; depth:12; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest08(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a/";
|
|
uint8_t http2_buf[] =
|
|
"b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:!\"/c/./d\"; http_raw_uri; depth:18; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest09(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"/a\"; http_raw_uri; "
|
|
"content:\"./c/.\"; http_raw_uri; within:9; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest10(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"/a\"; http_raw_uri; "
|
|
"content:!\"boom\"; http_raw_uri; within:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest11(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:\"boom\"; http_raw_uri; within:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest12(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:!\"/b/..\"; http_raw_uri; within:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest13(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:\"/c/.\"; http_raw_uri; distance:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest14(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:!\"b/..\"; http_raw_uri; distance:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest15(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:\"/c/\"; http_raw_uri; distance:7; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest16(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"./a\"; http_raw_uri; "
|
|
"content:!\"/c/\"; http_raw_uri; distance:4; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest17(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] = "This_is_dummy_body1";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"body1\"; http_raw_uri; "
|
|
"content:\"bambu\"; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
/* start the search phase */
|
|
det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p1);
|
|
uint32_t r = HttpRawUriPatternSearch(det_ctx, http1_buf, http1_len, STREAM_TOSERVER);
|
|
if (r != 1) {
|
|
printf("expected 1 result, got %"PRIu32": ", r);
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest18(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] = "This_is_dummy_body1";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"body1\"; http_raw_uri; "
|
|
"content:\"bambu\"; http_raw_uri; fast_pattern; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
/* start the search phase */
|
|
det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p1);
|
|
uint32_t r = HttpRawUriPatternSearch(det_ctx, http1_buf, http1_len, STREAM_TOSERVER);
|
|
if (r != 0) {
|
|
printf("expected 0 result, got %"PRIu32": ", r);
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest19(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] = "This_is_dummy_body1";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"bambu\"; http_raw_uri; "
|
|
"content:\"is\"; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
/* start the search phase */
|
|
det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p1);
|
|
uint32_t r = HttpRawUriPatternSearch(det_ctx, http1_buf, http1_len, STREAM_TOSERVER);
|
|
if (r != 0) {
|
|
printf("expected 0 result, got %"PRIu32": ", r);
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest20(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] = "This_is_dummy_body1";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"content:\"bambu\"; http_raw_uri; "
|
|
"content:\"is\"; http_raw_uri; fast_pattern; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
/* start the search phase */
|
|
det_ctx->sgh = SigMatchSignaturesGetSgh(de_ctx, det_ctx, p1);
|
|
uint32_t r = HttpRawUriPatternSearch(det_ctx, http1_buf, http1_len, STREAM_TOSERVER);
|
|
if (r != 2) {
|
|
printf("expected 2 result, got %"PRIu32": ", r);
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest21(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:!\"/c/\"; http_raw_uri; within:5; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest22(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:!\"/c/\"; within:5; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest23(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:!\"/c/\"; distance:3; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest24(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:!\"/c/\"; distance:10; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest25(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:\"/c/\"; within:10; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest26(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:\"/c/\"; within:5; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest27(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:\"/c/\"; distance:5; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (!PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 didn't match but should have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
static int DetectEngineHttpRawUriTest28(void)
|
|
{
|
|
TcpSession ssn;
|
|
Packet *p1 = NULL;
|
|
Packet *p2 = NULL;
|
|
ThreadVars th_v;
|
|
DetectEngineCtx *de_ctx = NULL;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
HtpState *http_state = NULL;
|
|
Flow f;
|
|
uint8_t http1_buf[] =
|
|
"GET /../a";
|
|
uint8_t http2_buf[] =
|
|
"/b/../c/./d.html HTTP/1.0\r\n"
|
|
"Host: www.openinfosecfoundation.org\r\n"
|
|
"Content-Type: text/html\r\n"
|
|
"Content-Length: 46\r\n"
|
|
"\r\n"
|
|
"This is dummy body1"
|
|
"This is dummy message body2";
|
|
uint32_t http1_len = sizeof(http1_buf) - 1;
|
|
uint32_t http2_len = sizeof(http2_buf) - 1;
|
|
int result = 0;
|
|
|
|
memset(&th_v, 0, sizeof(th_v));
|
|
memset(&f, 0, sizeof(f));
|
|
memset(&ssn, 0, sizeof(ssn));
|
|
|
|
p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p1->flow = &f;
|
|
p1->flowflags |= FLOW_PKT_TOSERVER;
|
|
p1->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p2->flow = &f;
|
|
p2->flowflags |= FLOW_PKT_TOSERVER;
|
|
p2->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL)
|
|
goto end;
|
|
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
|
|
"(msg:\"http raw uri test\"; "
|
|
"pcre:/\\.\\/a/I; "
|
|
"content:\"/c/\"; distance:10; http_raw_uri; "
|
|
"sid:1;)");
|
|
if (de_ctx->sig_list == NULL)
|
|
goto end;
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http1_buf, http1_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: \n");
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
|
|
|
|
if (PacketAlertCheck(p1, 1)) {
|
|
printf("sid 1 matched but shouldn't have\n");
|
|
goto end;
|
|
}
|
|
|
|
r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http2_buf, http2_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: \n", r);
|
|
result = 0;
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
|
|
|
|
if (PacketAlertCheck(p2, 1)) {
|
|
printf("sid 1 matched but shouldn't have");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
SigCleanSignatures(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePackets(&p1, 1);
|
|
UTHFreePackets(&p2, 1);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* \test Test multiple relative contents with a negated content.
|
|
*/
|
|
static int DetectEngineHttpRawUriTest29(void)
|
|
{
|
|
int result = 0;
|
|
uint8_t *http_buf = (uint8_t *)"POST /../a/b/../c/./d.html HTTP/1.0\r\n"
|
|
"User-Agent: Mozilla/1.0\r\n";
|
|
uint32_t http_buf_len = strlen((char *)http_buf);
|
|
Flow f;
|
|
TcpSession ssn;
|
|
HtpState *http_state = NULL;
|
|
Packet *p = NULL;
|
|
ThreadVars tv;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
|
|
memset(&tv, 0, sizeof(ThreadVars));
|
|
memset(&f, 0, sizeof(Flow));
|
|
memset(&ssn, 0, sizeof(TcpSession));
|
|
|
|
p = UTHBuildPacket(http_buf, http_buf_len, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL) {
|
|
goto end;
|
|
}
|
|
de_ctx->mpm_matcher = MPM_B2G;
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
|
|
"(msg:\"test multiple relative raw uri contents\"; "
|
|
"content:\"/c/\"; http_raw_uri; "
|
|
"isdataat:4,relative; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
goto end;
|
|
}
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_buf_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&tv, de_ctx, det_ctx, p);
|
|
|
|
if (!PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 didn't alert, but it should have: ");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (det_ctx != NULL)
|
|
DetectEngineThreadCtxDeinit(&tv, det_ctx);
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePacket(p);
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* \test Test multiple relative contents with a negated content.
|
|
*/
|
|
static int DetectEngineHttpRawUriTest30(void)
|
|
{
|
|
int result = 0;
|
|
uint8_t *http_buf = (uint8_t *)"POST /../a/b/../c/./d.html HTTP/1.0\r\n"
|
|
"User-Agent: Mozilla/1.0\r\n";
|
|
uint32_t http_buf_len = strlen((char *)http_buf);
|
|
Flow f;
|
|
TcpSession ssn;
|
|
HtpState *http_state = NULL;
|
|
Packet *p = NULL;
|
|
ThreadVars tv;
|
|
DetectEngineThreadCtx *det_ctx = NULL;
|
|
|
|
memset(&tv, 0, sizeof(ThreadVars));
|
|
memset(&f, 0, sizeof(Flow));
|
|
memset(&ssn, 0, sizeof(TcpSession));
|
|
|
|
p = UTHBuildPacket(http_buf, http_buf_len, IPPROTO_TCP);
|
|
|
|
FLOW_INITIALIZE(&f);
|
|
f.protoctx = (void *)&ssn;
|
|
f.flags |= FLOW_IPV4;
|
|
|
|
p->flow = &f;
|
|
p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
|
|
p->flowflags |= FLOW_PKT_TOSERVER;
|
|
p->flowflags |= FLOW_PKT_ESTABLISHED;
|
|
f.alproto = ALPROTO_HTTP;
|
|
|
|
StreamTcpInitConfig(TRUE);
|
|
|
|
DetectEngineCtx *de_ctx = DetectEngineCtxInit();
|
|
if (de_ctx == NULL) {
|
|
goto end;
|
|
}
|
|
de_ctx->mpm_matcher = MPM_B2G;
|
|
de_ctx->flags |= DE_QUIET;
|
|
|
|
de_ctx->sig_list = SigInit(de_ctx, "alert tcp any any -> any any "
|
|
"(msg:\"test multiple relative raw uri contents\"; "
|
|
"uricontent:\"/c/\"; isdataat:!10,relative; sid:1;)");
|
|
if (de_ctx->sig_list == NULL) {
|
|
goto end;
|
|
}
|
|
|
|
SigGroupBuild(de_ctx);
|
|
DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);
|
|
|
|
int r = AppLayerParse(NULL, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_buf_len);
|
|
if (r != 0) {
|
|
printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
|
|
goto end;
|
|
}
|
|
|
|
http_state = f.alstate;
|
|
if (http_state == NULL) {
|
|
printf("no http state: ");
|
|
goto end;
|
|
}
|
|
|
|
/* do detect */
|
|
SigMatchSignatures(&tv, de_ctx, det_ctx, p);
|
|
|
|
if (!PacketAlertCheck(p, 1)) {
|
|
printf("sig 1 didn't alert, but it should have: ");
|
|
goto end;
|
|
}
|
|
|
|
result = 1;
|
|
|
|
end:
|
|
if (det_ctx != NULL)
|
|
DetectEngineThreadCtxDeinit(&tv, det_ctx);
|
|
if (de_ctx != NULL)
|
|
SigGroupCleanup(de_ctx);
|
|
if (de_ctx != NULL)
|
|
DetectEngineCtxFree(de_ctx);
|
|
|
|
StreamTcpFreeConfig(TRUE);
|
|
FLOW_DESTROY(&f);
|
|
UTHFreePacket(p);
|
|
return result;
|
|
}
|
|
|
|
#endif /* UNITTESTS */
|
|
|
|
void DetectEngineHttpRawUriRegisterTests(void)
|
|
{
|
|
#ifdef UNITTESTS
|
|
UtRegisterTest("DetectEngineHttpRawUriTest01",
|
|
DetectEngineHttpRawUriTest01, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest02",
|
|
DetectEngineHttpRawUriTest02, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest03",
|
|
DetectEngineHttpRawUriTest03, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest04",
|
|
DetectEngineHttpRawUriTest04, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest05",
|
|
DetectEngineHttpRawUriTest05, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest06",
|
|
DetectEngineHttpRawUriTest06, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest07",
|
|
DetectEngineHttpRawUriTest07, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest08",
|
|
DetectEngineHttpRawUriTest08, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest09",
|
|
DetectEngineHttpRawUriTest09, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest10",
|
|
DetectEngineHttpRawUriTest10, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest11",
|
|
DetectEngineHttpRawUriTest11, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest12",
|
|
DetectEngineHttpRawUriTest12, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest13",
|
|
DetectEngineHttpRawUriTest13, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest14",
|
|
DetectEngineHttpRawUriTest14, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest15",
|
|
DetectEngineHttpRawUriTest15, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest16",
|
|
DetectEngineHttpRawUriTest16, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest17",
|
|
DetectEngineHttpRawUriTest17, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest18",
|
|
DetectEngineHttpRawUriTest18, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest19",
|
|
DetectEngineHttpRawUriTest19, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest20",
|
|
DetectEngineHttpRawUriTest20, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest21",
|
|
DetectEngineHttpRawUriTest21, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest22",
|
|
DetectEngineHttpRawUriTest22, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest23",
|
|
DetectEngineHttpRawUriTest23, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest24",
|
|
DetectEngineHttpRawUriTest24, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest25",
|
|
DetectEngineHttpRawUriTest25, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest26",
|
|
DetectEngineHttpRawUriTest26, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest27",
|
|
DetectEngineHttpRawUriTest27, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest28",
|
|
DetectEngineHttpRawUriTest28, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest29",
|
|
DetectEngineHttpRawUriTest29, 1);
|
|
UtRegisterTest("DetectEngineHttpRawUriTest30",
|
|
DetectEngineHttpRawUriTest30, 1);
|
|
#endif /* UNITTESTS */
|
|
|
|
return;
|
|
}
|
|
/**
|
|
* @}
|
|
*/
|