Snort mailing list archives
Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27
From: waldo kitty <wkitty42 () windstream net>
Date: Tue, 28 Sep 2010 13:25:38 -0400
On 9/28/2010 11:03, infosec posts wrote:
I have to ask, because I must be missing something here. SID:17494 - web-client.rules -
what's the GID? i suspect it is 3?? FWIW: i see that the GID is becoming more and more important when talking about rules...
alert tcp $HOME_NET any -> $EXTERNAL_NET $HTTP_PORTS (msg:"WEB-CLIENT Microsoft Internet Explorer Long URL Buffer Overflow attempt"; flow:established,to_server; urilen:>260; content:"GET"; http_method; content:"HTTP|2F|1|2E|1|0D 0A|"; metadata:service http; reference:bugtraq,19667; reference:cve,2006-3869; classtype:attempted-user; sid:17494; rev:1;) Unless I am mistaken, we got a brand new signature for something that was patched in 2006 (IE 6.0 SP1 on WinXP XP1). It was also written so broadly that I'm north of 90,000 alerts in an 8-hour overnight time window before I killed the signature, and still counting as the buffers flush out from my sensors.
ouch! that is a bit on the extreme side, isn't it :?
Am I off my rocker, or is this a "WTF?" signature reminiscent of the great SMTP FP debacle in the past?
i think i missed that... ------------------------------------------------------------------------------ Start uncovering the many advantages of virtual appliances and start using them to simplify application deployment and accelerate your shift to cloud computing. http://p.sf.net/sfu/novell-sfdev2dev _______________________________________________ Snort-sigs mailing list Snort-sigs () lists sourceforge net https://lists.sourceforge.net/lists/listinfo/snort-sigs
Current thread:
- Sourcefire VRT Certified Snort Rules Update 2010-09-27 Research (Sep 27)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 infosec posts (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 Alex Kirk (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 waldo kitty (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 Eoin Miller (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 Nigel Houghton (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 waldo kitty (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 Joel Esler (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 waldo kitty (Sep 28)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 L0rd Ch0de1m0rt (Sep 29)
- Re: Sourcefire VRT Certified Snort Rules Update 2010-09-27 infosec posts (Sep 28)