{"id":"CVE-2017-5334","url":"https://www.cyber-defence.io/tools/cve/CVE-2017-5334","generatedAt":"2026-10-28T23:09:21.890Z","title":"Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via crafted policy language information in an X.509 certificate with a Proxy…","description":"Double free vulnerability in the gnutls_x509_ext_import_proxy function in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allows remote attackers to have unspecified impact via crafted policy language information in an X.509 certificate with a Proxy Certificate Information extension.","published":"2017-03-24T15:59:01.000Z","lastModified":"2026-06-17T01:20:17.000Z","status":"Modified","sourceIdentifier":"security@debian.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-415"],"affected":["opensuse/leap","gnu/gnutls"],"epss":{"score":0.32754,"percentile":0.98338,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.31529,"percentile":0.9825},{"date":"2026-09-22","score":0.32754,"percentile":0.98271}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 32.8%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html","tags":["Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/10/7","tags":["Mailing List","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/11/4","tags":["Mailing List","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"http://www.securityfocus.com/bid/95370","tags":["Third Party Advisory","VDB Entry"],"source":"security@debian.org"},{"url":"http://www.securitytracker.com/id/1037576","tags":["Third Party Advisory","VDB Entry"],"source":"security@debian.org"},{"url":"https://access.redhat.com/errata/RHSA-2017:2292","source":"security@debian.org"},{"url":"https://gitlab.com/gnutls/gnutls/commit/c5aaa488a3d6df712dc8dff23a049133cab5ec1b","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"security@debian.org"},{"url":"https://gnutls.org/security.html#GNUTLS-SA-2017-1","tags":["Vendor Advisory"],"source":"security@debian.org"},{"url":"https://security.gentoo.org/glsa/201702-04","tags":["Patch","Third Party Advisory","Vendor Advisory"],"source":"security@debian.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/10/7","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2017/01/11/4","tags":["Mailing List","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/95370","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1037576","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2017:2292","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gitlab.com/gnutls/gnutls/commit/c5aaa488a3d6df712dc8dff23a049133cab5ec1b","tags":["Issue Tracking","Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://gnutls.org/security.html#GNUTLS-SA-2017-1","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201702-04","tags":["Patch","Third Party Advisory","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-5334","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}