{"cve":"CVE-2010-4180","nvd":{"published":"2010-12-06T21:05:48.687","modified":"2026-06-16T23:24:18.130","status":"Modified","description":"OpenSSL before 0.9.8q, and 1.0.x before 1.0.0c, when SSL_OP_NETSCAPE_REUSE_CIPHER_CHANGE_BUG is enabled, does not properly prevent modification of the ciphersuite in the session cache, which allows remote attackers to force the downgrade to an unintended cipher via vectors involving sniffing network traffic to discover a session identifier.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["http://cvs.openssl.org/chngview?cn=20131","http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02794777","http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052027.html","http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052315.html"],"products":["canonical:ubuntu_linux","debian:debian_linux","f5:nginx","fedoraproject:fedora","openssl:openssl","opensuse:opensuse","suse:linux_enterprise","suse:linux_enterprise_desktop","suse:linux_enterprise_server"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2010-4180","score":0.09497,"percentile":0.95443,"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."]}