{"cve":"CVE-2014-1959","nvd":{"published":"2014-03-07T00:10:57.620","modified":"2026-06-17T00:05:48.743","status":"Modified","description":"lib/x509/verify.c in GnuTLS before 3.1.21 and 3.2.x before 3.2.11 treats version 1 X.509 certificates as intermediate CAs, which allows remote attackers to bypass intended restrictions by leveraging a X.509 V1 certificate from a trusted CA to issue new certificates.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://seclists.org/oss-sec/2014/q1/344","http://seclists.org/oss-sec/2014/q1/345","http://www.debian.org/security/2014/dsa-2866","http://www.gnutls.org/security.html","http://www.securityfocus.com/bid/65559"],"products":["gnu:gnutls"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2014-1959","score":0.03404,"percentile":0.88858,"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."]}