Snort mailing list archives
Re: detection_filter not working
From: fatema bannatwala <fatema.bannatwala () gmail com>
Date: Tue, 17 Jan 2017 14:21:25 -0500
Hi Anna, Just to confirm, you said you were seeing more than 20 attempts per second for a given IP, and you got alert on that while using threshold? (I think it's bit of high threshold, so just wanted to confirm.) Also, just for fun, could you try to swap the positions where you define classtype and detection_filter to check to see if that works? i.e something like: (msg:"syn flood attempt"; flags:S; detection_filter: track by_src, count 20, seconds 1; classtype:attempted-dos; sid: 1000024;) Thanks, Fatema.
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Current thread:
- detection_filter not working Anna Kowalska (Jan 14)
- Re: detection_filter not working Joel Esler (jesler) (Jan 14)
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- Re: detection_filter not working Anna Kowalska (Jan 19)
- Re: detection_filter not working Russ (Jan 19)
- Re: detection_filter not working Al Lewis (allewi) (Jan 19)
- Re: detection_filter not working Thu Hà Hoàng (Jan 19)
- Re: detection_filter not working Joel Esler (jesler) (Jan 19)
- Re: detection_filter not working Al Lewis (allewi) (Jan 22)
- Re: detection_filter not working Anna Kowalska (Jan 23)
- Re: detection_filter not working Anna Kowalska (Jan 19)
- <Possible follow-ups>
- Re: detection_filter not working fatema bannatwala (Jan 17)