National Cyber-Alert System
Vulnerability Summary for CVE-2010-0308
Original release date:02/03/2010
Last revised:08/21/2010
Source:
US-CERT/NIST
Overview
lib/rfc1035.c in Squid 2.x, 3.0 through 3.0.STABLE22, and 3.1 through 3.1.0.15 allows remote attackers to cause a denial of service (assertion failure) via a crafted DNS packet that only contains a header.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
8.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type:Allows disruption of serviceUnknown
Official Statement from Red Hat (03/31/2010)
Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-0308
This issue was addressed in the squid packages as shipped with Red Hat Enterprise Linux 5 via:
https://rhn.redhat.com/errata/RHSA-2010-0221.html
The Red Hat Security Response Team has rated this issue as having low security impact, a future squid update may address this flaw in Red Hat Enterprise Linux 3 and 4.
References to Advisories, Solutions, and Tools
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External Source: MISC
Name: http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9163.patch
Type: Patch Information
External Source: XF
Name: squid-dns-dos(56001)
External Source: VUPEN
Name: ADV-2010-0260
Type: Advisory
External Source: MISC
Name: http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-9853.patch
External Source: MISC
Name: http://www.squid-cache.org/Versions/v2/HEAD/changesets/12597.patch
External Source: CONFIRM
Name: http://www.squid-cache.org/Advisories/SQUID-2010_1.txt
Type: Advisory
External Source: SECTRACK
Name: 1023520
External Source: BID
Name: 37522
External Source: SECUNIA
Name: 38455
Type: Advisory
External Source: SECUNIA
Name: 38451
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:11270
External Source: OSVDB
Name: 62044
External Source: MISC
Name: http://events.ccc.de/congress/2009/Fahrplan/attachments/1483_26c3_ipv4_fuckups.pdf
References to Check Content
Identifier:oval:org.mitre.oval:def:11270
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
