{"cve":"CVE-2010-2951","nvd":{"published":"2010-10-12T21:00:01.710","modified":"2026-06-16T23:21:49.333","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://bazaar.launchpad.net/~squid/squid/3.1/revision/10072","http://bugs.gentoo.org/show_bug.cgi?id=334263","http://bugs.squid-cache.org/show_bug.cgi?id=3009","http://bugs.squid-cache.org/show_bug.cgi?id=3021","http://marc.info/?l=squid-users&m=128263555724981&w=2"],"products":["squid-cache:squid"],"source":"nvd","synced_at":"2026-10-19T19:56:26.512081652+00:00"},"epss":{"cve":"CVE-2010-2951","score":0.31465,"percentile":0.98283,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}