dns_internal.cc in Squid 3.1.6, when IPv6 DNS resolution is not...
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://www.openwall.com/lists/oss-security/2010/08/25/6
- http://www.openwall.com/lists/oss-security/2010/08/24/7
- http://bugs.squid-cache.org/show_bug.cgi?id=3009
- http://marc.info/?l=squid-users&m=128263555724981&w=2
- https://bugzilla.redhat.com/show_bug.cgi?id=626927
- http://bugs.squid-cache.org/show_bug.cgi?id=3021
- http://bazaar.launchpad.net/~squid/squid/3.1/revision/10072
- http://bugs.gentoo.org/show_bug.cgi?id=334263
- http://www.openwall.com/lists/oss-security/2010/08/24/6
- http://www.openwall.com/lists/oss-security/2010/08/25/2
- http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10072.patch
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.