{"cve":"CVE-2014-8155","nvd":{"published":"2015-08-14T18:59:01.347","modified":"2026-06-17T00:16:23.750","status":"Modified","description":"GnuTLS before 2.9.10 does not verify the activation and expiration dates of CA certificates, which allows man-in-the-middle attackers to spoof servers via a certificate issued by a CA certificate that is (1) not yet valid or (2) no longer valid.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-17"],"references":["http://rhn.redhat.com/errata/RHSA-2015-1457.html","http://www.securityfocus.com/bid/73317","https://gitlab.com/gnutls/gnutls/commit/897cbce62c0263a498088ac3e465aa5f05f8719c","https://support.f5.com/csp/article/K53330207","http://rhn.redhat.com/errata/RHSA-2015-1457.html"],"products":["gnu:gnutls"],"source":"nvd","synced_at":"2026-10-19T20:36:40.444340523+00:00"},"epss":{"cve":"CVE-2014-8155","score":0.01046,"percentile":0.64185,"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."]}