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19 lines
2.3 KiB
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19 lines
2.3 KiB
Plaintext
# SMTP event rules
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#
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# SID's fall in the 2220000+ range. See http://doc.emergingthreats.net/bin/view/Main/SidAllocation
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#
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# These sigs fire at most once per connection.
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#
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# A flowint smtp.anomaly.count is incremented for each match. By default it will be 0.
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#
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alert smtp any any -> any any (msg:"SURICATA SMTP invalid reply"; flow:established,to_client; app-layer-event:smtp.invalid_reply; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220000; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP unable to match reply with request"; flow:established,to_client; app-layer-event:smtp.unable_to_match_reply_with_request; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220001; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP max command line len exceeded"; flow:established; app-layer-event:smtp.max_command_line_len_exceeded; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220002; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP max reply line len exceeded"; flow:established,to_client; app-layer-event:smtp.max_reply_line_len_exceeded; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220003; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP invalid pipelined sequence"; flow:established,to_server; app-layer-event:smtp.invalid_pipelined_sequence; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220004; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP bdat chunk len exceeded"; flow:established; app-layer-event:smtp.bdat_chunk_len_exceeded; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220005; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP no server welcome message"; flow:established,to_client; app-layer-event:smtp.no_server_welcome_message; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220006; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP tls rejected"; flow:established; app-layer-event:smtp.tls_rejected; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220007; rev:1;)
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alert smtp any any -> any any (msg:"SURICATA SMTP data command rejected"; flow:established,to_client; app-layer-event:smtp.data_command_rejected; flowint:smtp.anomaly.count,+,1; classtype:protocol-command-decode; sid:2220008; rev:1;)
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