{"id":"CVE-2015-5887","aliases":["EUVD-2015-5833","GHSA-2x8v-355v-69p5"],"status":"published","title":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts...","description":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02461,"percentile":0.84547,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-17"],"published":"2015-10-09T01:00:00Z","modified":"2026-06-17T00:29:57Z","products":[{"vendor":"apple","product":"mac_os_x"}],"references":[{"url":"http://www.securitytracker.com/id/1033703","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html","tags":["vendor-advisory","x_refsource_APPLE","x_transferred","Vendor Advisory"]},{"url":"https://support.apple.com/HT205267","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/76908","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-5887"},{"url":"https://github.com/advisories/GHSA-2x8v-355v-69p5"}],"sources":{"cve":[{"id":"CVE-2015-5887","description":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.","status":"published","published":"2015-10-09T01:00:00Z","modified":"2024-08-06T07:06:34.563Z","updated_at":"2026-11-02T14:35:40.217028Z"}],"euvd":[{"id":"EUVD-2015-5833","description":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.","status":"published","published":"2015-10-09T01:00:00Z","modified":"2024-08-06T07:06:34Z","updated_at":"2026-11-03T02:21:58.196951Z"}],"ghsa":[{"id":"GHSA-2x8v-355v-69p5","title":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts...","description":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.","status":"published","published":"2022-05-17T03:22:37Z","modified":"2023-01-27T05:07:19Z","updated_at":"2026-11-02T14:43:05.912007Z"}],"nvd":[{"id":"CVE-2015-5887","description":"The TLS Handshake Protocol implementation in Secure Transport in Apple OS X before 10.11 accepts a Certificate Request message within a session in which no Server Key Exchange message has been sent, which allows remote attackers to have an unspecified impact via crafted TLS data.","status":"published","published":"2015-10-09T05:59:21.25Z","modified":"2026-06-17T00:29:57.23Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-17"],"updated_at":"2026-11-02T14:03:10.919251Z"}]}}