{"id":"CVE-2015-1571","aliases":["EUVD-2015-1703","GHSA-j86q-w3f9-5q6c"],"status":"disputed","title":"** DISPUTED ** The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457...","description":"The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457 uses the same certificate and private key across different customers' installations, which makes it easier for man-in-the-middle attackers to spoof SSL servers by leveraging the Fortinet_Factory certificate and private key.  NOTE: FG-IR-15-002 says \"The Fortinet_Factory certificate is unique to each device ... An attacker cannot therefore stage a MitM attack.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00864,"percentile":0.58885,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-310"],"published":"2015-02-10T20:00:00Z","modified":"2026-06-17T00:22:37Z","products":[{"vendor":"fortinet","product":"fortios"}],"references":[{"url":"http://seclists.org/fulldisclosure/2015/Jan/125","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit"]},{"url":"http://www.security-assessment.com/files/documents/advisory/Fortinet_FortiOS_Multiple_Vulnerabilities.pdf","tags":["x_refsource_MISC","x_transferred","Exploit"]},{"url":"http://www.fortiguard.com/advisory/FG-IR-15-002/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1571"},{"url":"http://www.fortiguard.com/advisory/FG-IR-15-002"},{"url":"https://github.com/advisories/GHSA-j86q-w3f9-5q6c"}],"sources":{"cve":[{"id":"CVE-2015-1571","description":"The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457 uses the same certificate and private key across different customers' installations, which makes it easier for man-in-the-middle attackers to spoof SSL servers by leveraging the Fortinet_Factory certificate and private key.  NOTE: FG-IR-15-002 says \"The Fortinet_Factory certificate is unique to each device ... An attacker cannot therefore stage a MitM attack.","status":"disputed","published":"2015-02-10T20:00:00Z","modified":"2024-08-06T04:47:17.118Z","updated_at":"2026-11-02T14:35:44.404481Z"}],"euvd":[{"id":"EUVD-2015-1703","description":"The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457 uses the same certificate and private key across different customers' installations, which makes it easier for man-in-the-middle attackers to spoof SSL servers by leveraging the Fortinet_Factory certificate and private key.  NOTE: FG-IR-15-002 says \"The Fortinet_Factory certificate is unique to each device ... An attacker cannot therefore stage a MitM attack.","status":"published","published":"2015-02-10T20:00:00Z","modified":"2024-08-06T04:47:17Z","updated_at":"2026-11-03T02:22:15.089401Z"}],"ghsa":[{"id":"GHSA-j86q-w3f9-5q6c","title":"** DISPUTED ** The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457...","description":"** DISPUTED ** The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457 uses the same certificate and private key across different customers' installations, which makes it easier for man-in-the-middle attackers to spoof SSL servers by leveraging the Fortinet_Factory certificate and private key.  NOTE: FG-IR-15-002 says \"The Fortinet_Factory certificate is unique to each device ... An attacker cannot therefore stage a MitM attack.\"","status":"published","published":"2022-05-17T04:11:07Z","modified":"2024-03-30T05:01:34Z","updated_at":"2026-11-02T14:55:44.111751Z"}],"nvd":[{"id":"CVE-2015-1571","description":"The CAPWAP DTLS protocol implementation in Fortinet FortiOS 5.0 Patch 7 build 4457 uses the same certificate and private key across different customers' installations, which makes it easier for man-in-the-middle attackers to spoof SSL servers by leveraging the Fortinet_Factory certificate and private key.  NOTE: FG-IR-15-002 says \"The Fortinet_Factory certificate is unique to each device ... An attacker cannot therefore stage a MitM attack.","status":"disputed","published":"2015-02-10T20:59:06.263Z","modified":"2026-06-17T00:22:37.523Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:03:01.643178Z"}]}}