{"cve":"CVE-2008-4989","nvd":{"published":"2008-11-13T01:00:01.177","modified":"2026-06-16T22:58:53.890","status":"Modified","description":"The _gnutls_x509_verify_certificate function in lib/x509/verify.c in libgnutls in GnuTLS before 2.6.1 trusts certificate chains in which the last certificate is an arbitrary trusted, self-signed certificate, which allows man-in-the-middle attackers to insert a spoofed certificate for any Distinguished Name (DN).","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","score":5.9},"cwes":["CWE-295"],"references":["http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3215","http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/3217","http://lists.opensuse.org/opensuse-security-announce/2008-12/msg00002.html","http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html","http://secunia.com/advisories/32619"],"products":["canonical:ubuntu_linux","debian:debian_linux","fedoraproject:fedora","gnu:gnutls","opensuse:opensuse","suse:linux_enterprise","suse:linux_enterprise_server"],"source":"nvd","synced_at":"2026-10-19T19:52:44.811608366+00:00"},"epss":{"cve":"CVE-2008-4989","score":0.01882,"percentile":0.79469,"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."]}