CVE-2016-5420

{"id": "CVE-2016-5420", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2016-08-10T14:59:05.080", "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/92309", "source": "secalert@redhat.com"}, {"url": "http://www.securitytracker.com/id/1036537", "source": "secalert@redhat.com"}, {"url": "http://www.securitytracker.com/id/1036739", "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_20160803B.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/92309", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1036537", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securitytracker.com/id/1036739", "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_20160803B.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"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-285"}]}], "descriptions": [{"lang": "en", "value": "curl and libcurl before 7.50.1 do not check the client certificate when choosing the TLS connection to reuse, which might allow remote attackers to hijack the authentication of the connection by leveraging a previously created connection with a different client certificate."}, {"lang": "es", "value": "curl y libcurl en versiones anteriores a 7.50.1 no verifica el certificado de cliente cuando se est\u00e1 escogiendo la conexi\u00f3n TLS para reutilizar, lo que podr\u00eda permitir a atacantes remotos secuestrar la autenticaci\u00f3n de la conexi\u00f3n aprovechando una conexi\u00f3n previamente creada con un certificado de cliente diferente."}], "lastModified": "2025-04-12T10:46:40.837", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D7D7843C-D4F4-4C0A-A919-9000E00637B6", "versionEndIncluding": "7.50.0"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4863BE36-D16A-4D75-90D9-FD76DB5B48B7"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}