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Bug #145

closed

within does not work when previous match is pcre.

Added by Will Metcalf over 14 years ago. Updated over 14 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Gurvinder Singh
Target version:
0.9.1
Affected Versions:
Effort:
Difficulty:
Label:

Description

within does not work when previous match is pcre. This is supported in snort we should do the same.

[3499] 4/5/2010 -- 19:41:06 - (detect-within.c:154) <Error> (DetectWithinSetup) -- [ERRCODE: SC_ERR_WITHIN_MISSING_CONTENT(99)] - within needs two preceeding content or uricontent options
[3499] 4/5/2010 -- 19:41:06 - (detect.c:295) <Error> (DetectLoadSigFile) -- [ERRCODE: SC_ERR_INVALID_SIGNATURE(36)] - Error parsing signature "alert tcp any any -> any any (msg:"pcre with within modifier"; pcre:"/AllWorkAndNoPlayMakesWillADullBoy/"; content:"HTTP"; within:5; classtype:bad-unknown; sid:49; rev:1;)" from file /home/coz/allworkplain.rules at line 411

snort output...

01/04-12:29:26.927934 [**] [1:49:1] pcre with within modifier [**] [Classification: Potentially Bad Traffic] [Priority: 2] {TCP} 192.168.2.3:39867 -> 209.85.225.105:80

Files

Download all files
allworkandnoplayplain.pcap (2.7 KB) allworkandnoplayplain.pcap allworkandnoplay Will Metcalf, 05/04/2010 08:21 PM
0001-support-setting-up-within-keyword-when-previous-keyw.patch (4.48 KB) 0001-support-setting-up-within-keyword-when-previous-keyw.patch Gurvinder Singh, 05/14/2010 07:04 AM
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