CVE-2010-2951

dns_internal.cc in Squid 3.1.6, when IPv6 DNS resolution is not enabled, accesses an invalid socket during an IPv4 TCP DNS query, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via vectors that trigger an IPv4 DNS response with the TC bit set.

CVSS v2.0 5.0 MEDIUM

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2010/08/25/2	Patch
http://bugs.squid-cache.org/show_bug.cgi?id=3021
http://bugs.squid-cache.org/show_bug.cgi?id=3009
http://bazaar.launchpad.net/~squid/squid/3.1/revision/10072	Patch
http://www.openwall.com/lists/oss-security/2010/08/24/7
http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10072.patch	Patch
http://www.openwall.com/lists/oss-security/2010/08/24/6
http://www.openwall.com/lists/oss-security/2010/08/25/6
http://bugs.gentoo.org/show_bug.cgi?id=334263
http://marc.info/?l=squid-users&m=128263555724981&w=2	Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=626927

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Configurations

Configuration 1 (hide)

cpe:2.3:a:squid-cache:squid:3.1.6:*:*:*:*:*:*:*

Information

Published : 2010-10-12 14:00

Updated : 2010-10-12 21:00

NVD link : CVE-2010-2951

Mitre link : CVE-2010-2951

JSON object : View

CWE

NVD-CWE-Other

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Products Affected

squid-cache

squid

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