{"cve":"CVE-2011-3207","nvd":{"published":"2011-09-22T10:55:03.477","modified":"2026-06-16T23:32:52.720","status":"Modified","description":"crypto/x509/x509_vfy.c in OpenSSL 1.0.x before 1.0.0e does not initialize certain structure members, which makes it easier for remote attackers to bypass CRL validation by using a nextUpdate value corresponding to a time in the past.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://cvs.openssl.org/chngview?cn=21349","http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065712.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065744.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html"],"products":["openssl:openssl"],"source":"nvd","synced_at":"2026-10-19T19:58:50.521460154+00:00"},"epss":{"cve":"CVE-2011-3207","score":0.04359,"percentile":0.91245,"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."]}