{"id":"CVE-2012-3037","aliases":["EUVD-2012-3015","GHSA-cq39-26j4-6jcj"],"status":"published","title":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC...","description":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01472,"percentile":0.73961,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2012-09-25T10:00:00Z","modified":"2026-06-16T23:42:32Z","products":[{"vendor":"siemens","product":"simatic_s7-1200_cpu_1211c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1212c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1212fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1214_fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1214c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1215_fc_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1215c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_cpu_1217c_firmware"},{"vendor":"siemens","product":"simatic_s7-1200_firmware"}],"references":[{"url":"http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-240718.pdf","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Vendor Advisory"]},{"url":"http://www.us-cert.gov/control_systems/pdf/ICSA-12-263-01.pdf","tags":["x_refsource_MISC","x_transferred","Broken Link","Third Party Advisory","US Government Resource"]},{"url":"http://en.securitylab.ru/lab/PT-2012-48","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-3037"},{"url":"https://github.com/advisories/GHSA-cq39-26j4-6jcj"}],"sources":{"cve":[{"id":"CVE-2012-3037","description":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.","status":"published","published":"2012-09-25T10:00:00Z","modified":"2025-05-23T18:26:16.12Z","updated_at":"2026-11-02T14:34:50.94153Z"}],"euvd":[{"id":"EUVD-2012-3015","description":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.","status":"published","published":"2012-09-25T10:00:00Z","modified":"2025-05-23T18:26:16Z","cvss":[{"version":"","score":0,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"none"}],"updated_at":"2026-11-02T20:32:38.869898Z"}],"ghsa":[{"id":"GHSA-cq39-26j4-6jcj","title":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC...","description":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.","status":"published","published":"2022-05-13T01:04:09Z","modified":"2023-02-01T05:02:49Z","cwes":["CWE-295"],"updated_at":"2026-11-02T14:49:58.498747Z"}],"nvd":[{"id":"CVE-2012-3037","description":"The Siemens SIMATIC S7-1200 2.x PLC does not properly protect the private key of the SIMATIC CONTROLLER Certification Authority certificate, which allows remote attackers to spoof the S7-1200 web server by using this key to create a forged certificate.","status":"published","published":"2012-09-25T11:07:46.47Z","modified":"2026-06-16T23:42:32.803Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-295"],"updated_at":"2026-11-02T14:02:16.115119Z"}]}}