[Snort-users] New Rules Heads Up

Joel Esler jesler at ...1935...
Fri Nov 4 16:09:29 EDT 2011


I post EVERYTHING there.

I also posted this change to the list.  Before the ruleset went out.

Joel Esler
Senior Research Engineer, VRT
OpenSource Community Manager

On Nov 4, 2011, at 3:39 PM, Gibson, Nathan J. (HSC) wrote:

> Hey all,
> How does one go about staying informed about new Source Fire rules that add additional variables BEFORE they are added to the rule set.
> For example it seems a variable “$FILE_DATA_PORTS” was introduced last night that bombed out my snort. Just wondering if there is a way I can get proactive on this. And turn them off in pulled pork BEFORE it kills my IDS in the middle of the night.
> alert tcp $EXTERNAL_NET $FILE_DATA_PORTS -> $HOME_NET any (msg:"FILE-IDENTIFY Real Media file magic detection"; flow:to_client,established; file_data; content:".RMF"; within:4; fast_pattern; flowbits:set,http.realplayer,fileidentify; flowbits:noalert; classtype:misc-activity; sid:20456; rev:2;)
> _____________________________
> Nathan J. Gibson, MsIA, CISSP, CISM,CCNA, MCSA
> IT Architect
> Infrastructure Services
> The University of Oklahoma HSC
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