Jeff Lucovsky
845544aad3
doc/luaxform: Clarify luaxform calling convention
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Issue: 8135
Clarify the calling convention for the Lua transform's `transform`
function.
8 months ago
Juliana Fajardini
907f4faff8
doc/thresholding: minor fix for backoff subsection
8 months ago
Philippe Antoine
c93e69830a
detect/ssl: properly handle negation in ssl_version keyword
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Ticket: 3220
DetectSslVersionMatch did not handle properly negation.
It could never match on a signatrue with ssl_version: !tls1.3
That is because, if we had such a signature and network traffic
with tls1.1, we were looking into DetectSslVersionData field
for tls1.1, which was not set, instead of looking at field
for tls1.3 which was set with negated flag.
Previous DetectSslVersionData was holding redundant information.
It did not need to have it for each ssl version, but just globally.
Also, it did not need to hold the version as a value in the array,
as it was redundant with the index of the array.
8 months ago
Philippe Antoine
1329786f84
detect: new command line option : list-rule-protos
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To list the protocols we can use a in a rule header
Ticket: 635
8 months ago
Philippe Antoine
d94aea8331
detect: tcp.window is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
68bb783e97
detect: tcp.seq is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
ed907bbd78
detect: tcp.ack is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
7a8eb28cae
detect: id is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
bff7413488
detect: icmp_seq is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
79e66f76e6
detect: icmp_id is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
09531447d1
detect: fragoffset is now a generic integer
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Ticket: 7889
9 months ago
Philippe Antoine
85fa894425
detect: dnp3.func is now a generic integer
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Ticket: 7889
9 months ago
Jeff Lucovsky
b02d9bb4f1
doc/luaxform: Remove init function from example
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Issue: 8035
The `luaxform` transform doesn't support the `init` function. This
commit removes that from the example and clarifies how functions in the
Lua script are used.
9 months ago
Philippe Antoine
c61f1cb6d0
detect/integers: rename index all1 to all
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And all to all_or_absent
Ticket: 7929
9 months ago
David Wharton
9d2d1c4f8f
doc: minor verbiage tweaks and reST fix
10 months ago
Philippe Antoine
d8cb00e795
detect/tcp: make tcp.flags a generic integer with bitflags
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Ticket: 6724
Allows to use numerical values for example
Also fixes some unit tests that were returning 1 after goto error
FlagsTestParse05 especially took this path as
de->ignored_flags != (TH_SYN|TH_RST) was false
we had de->ignored_flags == 0xff ^ (TH_SYN|TH_RST)
And then, we had a match, instead of what the not-run code
was supposing.
10 months ago
Philippe Antoine
1f9236a6d8
detect/ipv4: make fragbits a generic uint16 bitflags keyword
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Ticket: 6724
Allows to use numerical values
10 months ago
Philippe Antoine
633180c93f
detect/integers: generalize support for bitflags modifier
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Ticket: 6724
Allows sugar syntax for bitflags keywords.
While the expressivity does not increase, because we could already
use numerial values with all generic integer modes, this modifier
prefix is used with the strings, and follows the syntax
that is already used for fragbits and tcp.flags keyword.
10 months ago
Philippe Antoine
4b69a31dc3
detect/integers: count argument for multi-integers
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Ticket: 7211
Allows to count the number of elements, without matching on
individual elements
10 months ago
Philippe Antoine
969739d067
detect: http2.errorcode is now a generic integer
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Ticket: 7889
10 months ago
Philippe Antoine
401b2fcae6
detect: http2.frametype is now a generic integer
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Ticket: 7889
10 months ago
Victor Julien
48972d544c
doc/userguide: link to protocol details from transactional rules
11 months ago
Victor Julien
480e664b4c
doc/userguide: add xbits tx scope support
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Ticket #7680 .
11 months ago
Victor Julien
a1c4167d94
doc/userguide: add initial protocols overview
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Explain per protocol mechanics for rule matching.
11 months ago
Victor Julien
e2a5bc058c
doc/userguide: fix DCERPC headings
11 months ago
Victor Julien
be5c83ed53
doc/userguide: add rule hooks to protocol doc
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Ticket #7662 .
11 months ago
Victor Julien
91f258e2bc
doc/userguide: add missing app-layer protocols
11 months ago
Victor Julien
2623e67a80
doc/userguide: add missing rule protocols
11 months ago
Philippe Antoine
3641b4eda1
detect/nfs: move nfs_procedure to rust
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Make it able to use strings on the way
Ticket: 6723
11 months ago
Philippe Antoine
9869fb776b
detect/snmp: pdu_type keyword now accepts strings
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Ticket: 6723
11 months ago
Philippe Antoine
0553dfa814
detect/krb5: move krb5_msg_type to rust
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Makes it a generic u32 on the way
Unit tests are covered by SV tests
Ticket: 6723
11 months ago
Philippe Antoine
da486af881
detect: list-keywords cli shows integers
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Ticket: 7875
11 months ago
Philippe Antoine
b298bce0e7
detect: list-keywords cli shows multi-buffers
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Ticket: 7571
11 months ago
Andreas Dolp
cc590b54c7
doc: fix typo and missing newline in rules/ssh_keywords.
11 months ago
Juliana Fajardini
21b27597d6
doc/rules/internals: minor fixes
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Fix typo and add a reference about the classtype keyword effect.
Related to
Task #5449
11 months ago
Fupeng Zhao
e79d735374
decode/etag: ETag 802.1BR decoder
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Ticket: #3953 .
11 months ago
Philippe Antoine
cb9ab951b9
detect/integers: subslice for multi-integers
11 months ago
Philippe Antoine
82f0e725a2
detect/integers: index or_absent and or_oob
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To match if array is empty, or index is out of bounds
11 months ago
Philippe Antoine
1480cf47ab
detect/integers: nb index to match a specific number of times
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For example
dns.rrtype: !A,nb>3
will match if we have more than 3 dns records which are not A
11 months ago
Philippe Antoine
6f848eeaaf
detect/integers: all1 index to match only on non-empty arrays
11 months ago
Philippe Antoine
5add185f22
http2/detect: http2.window can now use index
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Ticket: 7480
11 months ago
Philippe Antoine
83868778b9
http2/detect: http2.priority can now use index
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Ticket: 7480
11 months ago
Philippe Antoine
9fc407fd75
mqtt/detect: mqtt.type can now use index
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Ticket: 7480
11 months ago
Philippe Antoine
dad424d74a
doc: multi-integers section for rules
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Ticket: 7480
Describing the usage of index
11 months ago
Alice Akaki
8e0b0ef35f
detect: add email.body_md5 keyword
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email.body_md5 matches on md5 hash generated from email body
This keyword maps to the EVE field email.body_md5
It is a sticky buffer
Supports prefiltering
Ticket: #7587
11 months ago
Victor Julien
46203de0e9
doc: adjust for master to main rename
11 months ago
Juliana Fajardini
27e165f760
doc/rules/index: keep rule types doc near the end
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As this chapter is more meta than about rule keywords, keep it by the
end of the index, to have some semantic separation from the other
sections.
11 months ago
Juliana Fajardini
d5810a42e1
userguide: document how suricata processes rules
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Added a page that explains how rules are prioritized by Suri, as well
as what main different types of inspection happen and what elements are
involved when ordering rules.
Task #5449
11 months ago
Philippe Antoine
0026019dcf
doc: complete list of multi-buffers
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Ticket: 7867
11 months ago
Philippe Antoine
d0a513df6a
detect/integers: support kibibyte unit
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Ticket: 7869
12 months ago