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Bug #4548

closed

rules: Unable to find the sm in any of the sm lists

Added by albert wang over 3 years ago. Updated about 3 years ago.

Status:
Closed
Priority:
Normal
Target version:
Affected Versions:
Effort:
Difficulty:
Label:
Needs backport to 5.0

Description

I want to detect dns.flags.response==0 and dns.query is "test" or "abc" or "sdf".

alert dns any any -> any any (msg:"DNS_解析请求";byte_test:1,<,0x80,2;dns.query;pcre:"/test|abc|sdf/";sid:1;)

but this alerted "Unable to find the sm in any of the sm lists".

If modify the rule to:
alert dns any any -> any any (msg:"DNS_解析请求";dns.query;pcre:"/test|abc|sdf/";sid:1;)
or
alert dns any any -> any any (msg:"DNS_解析请求";byte_test:1,<,0x80,2;sid:1;)

These are ok. So,Why is this error reported.


Related issues 1 (0 open1 closed)

Copied to Suricata - Bug #4647: rules: Unable to find the sm in any of the sm listsClosedJeff LucovskyActions
Actions #1

Updated by Victor Julien over 3 years ago

  • Target version changed from 6.0.2 to 6.0.3
  • Label Needs backport to 5.0 added

This should be fixed in master by 9dd1444f4431731bf4917488e0abec0d9a46fdcc, so we'll need a backport (also to 5)

Actions #2

Updated by Victor Julien over 3 years ago

  • Target version changed from 6.0.3 to 6.0.4
Actions #3

Updated by Victor Julien over 3 years ago

  • Subject changed from Unable to find the sm in any of the sm lists to rules: Unable to find the sm in any of the sm lists
  • Status changed from New to Assigned
  • Assignee set to Shivani Bhardwaj
Actions #4

Updated by Jeff Lucovsky about 3 years ago

  • Copied to Bug #4647: rules: Unable to find the sm in any of the sm lists added
Actions #5

Updated by Shivani Bhardwaj about 3 years ago

  • Status changed from Assigned to In Review
Actions #6

Updated by Victor Julien about 3 years ago

  • Status changed from In Review to Closed
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