Description
Algorithmic complexity vulnerability in Snort before 2.6.1, during predicate evaluation in rule matching for certain rules, allows remote attackers to cause a denial of service (CPU consumption and detection outage) via crafted network traffic, aka a "backtracking attack."
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.securityfocus.com/bid/21991 ↗
- http://www.cs.wisc.edu/~smithr/pubs/randy_smith_acsac2006.zip ↗
- http://lists.immunitysec.com/pipermail/dailydave/2007-January/003954.html ↗
- http://secunia.com/advisories/24164 ↗
- http://secunia.com/advisories/24338 ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/31430 ↗
- http://www.osvdb.org/32096 ↗
- http://secunia.com/advisories/23716 ↗
- http://securitytracker.com/id?1017508 ↗
- http://security.gentoo.org/glsa/glsa-200702-03.xml ↗
- http://www.cs.wisc.edu/~smithr/pubs/acsac2006.pdf ↗
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:051 ↗
- http://www.acsac.org/2006/advance_program.html ↗
- http://www.acsac.org/2006/papers/54.pdf ↗
- http://www.acsac.org/2006/abstracts/54.html ↗
- http://www.snort.org/pub-bin/snortnews.cgi ↗