Vulnerability in Squid-Cache Squid
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.315 (98.2th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.315 · newest: 0.315 · change: 0.000
Affected products
- Squid-Cache Squid — versions 3.1.6
References
- www.openwall.com/lists/oss-security/2010/08/25/6 (mailing-list)
- www.openwall.com/lists/oss-security/2010/08/24/7 (mailing-list)
- bugs.squid-cache.org/show_bug.cgi
- marc.info/ (Vendor Advisory, mailing-list, Patch)
- bugzilla.redhat.com/show_bug.cgi
- bugs.squid-cache.org/show_bug.cgi
- bazaar.launchpad.net/~squid/squid/3.1/revision/10072 (Patch)
- bugs.gentoo.org/show_bug.cgi
- www.openwall.com/lists/oss-security/2010/08/24/6 (mailing-list)
- www.openwall.com/lists/oss-security/2010/08/25/2 (mailing-list, Patch)