{"id":"CVE-2016-5419","url":"https://www.cyber-defence.io/tools/cve/CVE-2016-5419","generatedAt":"2026-10-27T21:03:49.079Z","title":"curl and libcurl before 7.50.1 do not prevent TLS session resumption when the client certificate has changed, which allows remote attackers to bypass intended restrictions by resuming a session.","description":"curl and libcurl before 7.50.1 do not prevent TLS session resumption when the client certificate has changed, which allows remote attackers to bypass intended restrictions by resuming a session.","published":"2016-08-10T14:59:04.000Z","lastModified":"2026-06-17T00:49:23.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-310"],"affected":["haxx/libcurl","debian/debian linux","opensuse/leap"],"epss":{"score":0.15063,"percentile":0.96704,"date":"2026-10-26","history":[]},"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 15.1%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.html","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2575.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2957.html","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2016/dsa-3638","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/92292","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/92319","source":"secalert@redhat.com"},{"url":"http://www.securitytracker.com/id/1036538","source":"secalert@redhat.com"},{"url":"http://www.securitytracker.com/id/1038341","source":"secalert@redhat.com"},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-3048-1","source":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2018:3558","source":"secalert@redhat.com"},{"url":"https://curl.haxx.se/docs/adv_20160803A.html","tags":["Mitigation","Patch","Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/","source":"secalert@redhat.com"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/","source":"secalert@redhat.com"},{"url":"https://security.gentoo.org/glsa/201701-47","source":"secalert@redhat.com"},{"url":"https://source.android.com/security/bulletin/2016-12-01.html","source":"secalert@redhat.com"},{"url":"https://www.tenable.com/security/tns-2016-18","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2016-09/msg00011.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2016-09/msg00094.html","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2575.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2016-2957.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2016/dsa-3638","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/92292","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/92319","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1036538","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1038341","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.563059","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-3048-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:3558","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://curl.haxx.se/docs/adv_20160803A.html","tags":["Mitigation","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GLPXQQKURBQFM4XM6645VRPTOE2AWG33/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3GQH4V3XAQ5Z53AMQRDEC3C3UHTW7QR/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201701-47","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://source.android.com/security/bulletin/2016-12-01.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.tenable.com/security/tns-2016-18","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2016-5419","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."}