National Cyber-Alert System
Vulnerability Summary for CVE-2009-2621
Original release date:07/28/2009
Last revised:08/12/2009
Source:
US-CERT/NIST
Overview
Squid 3.0 through 3.0.STABLE16 and 3.1 through 3.1.0.11 does not properly enforce "buffer limits and related bound checks," which allows remote attackers to cause a denial of service via (1) an incomplete request or (2) a request with a large header size, related to (a) HttpMsg.cc and (b) client_side.cc.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
Official Statement from Red Hat (08/06/2009)
Not vulnerable. This issue did not affect the versions of squid as shipped with Red Hat Enterprise Linux 3, 4, or 5.
References to Advisories, Solutions, and Tools
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External Source: CONFIRM
Name: http://www.squid-cache.org/Versions/v3/3.1/changesets/b9654.patch
Type: Patch Information
External Source: VUPEN
Name: ADV-2009-2013
External Source: CONFIRM
Name: http://www.squid-cache.org/Advisories/SQUID-2009_2.txt
Type: Advisory
External Source: SECTRACK
Name: 1022607
External Source: BID
Name: 35812
External Source: MANDRIVA
Name: MDVSA-2009:178
External Source: MANDRIVA
Name: MDVSA-2009:161
External Source: SECUNIA
Name: 36007