CVE-2010-2951
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
6.4 Medium
AI Score
Confidence
High
0.342 Low
EPSS
Percentile
97.1%
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.
Affected configurations
References
bazaar.launchpad.net/~squid/squid/3.1/revision/10072
bugs.gentoo.org/show_bug.cgi?id=334263
bugs.squid-cache.org/show_bug.cgi?id=3009
bugs.squid-cache.org/show_bug.cgi?id=3021
marc.info/?l=squid-users&m=128263555724981&w=2
www.openwall.com/lists/oss-security/2010/08/24/6
www.openwall.com/lists/oss-security/2010/08/24/7
www.openwall.com/lists/oss-security/2010/08/25/2
www.openwall.com/lists/oss-security/2010/08/25/6
www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10072.patch
bugzilla.redhat.com/show_bug.cgi?id=626927
Related
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
6.4 Medium
AI Score
Confidence
High
0.342 Low
EPSS
Percentile
97.1%