{"id":"CVE-2013-4651","aliases":["EUVD-2013-4506","GHSA-fg5w-4qj3-jgj3"],"status":"published","title":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate...","description":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate across different customers' installations, which makes it easier for remote attackers to conduct man-in-the-middle attacks against SSL sessions by leveraging the certificate's trust relationship.","severity":{"version":"2.0","score":6.6,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00951,"percentile":0.61516,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-255"],"published":"2013-07-31T18:00:00Z","modified":"2026-06-16T23:57:39Z","products":[{"vendor":"siemens","product":"scalance_w700_series_firmware"},{"vendor":"siemens","product":"scalance_w744-1"},{"vendor":"siemens","product":"scalance_w744-1pro"},{"vendor":"siemens","product":"scalance_w746-1"},{"vendor":"siemens","product":"scalance_w746-1pro"},{"vendor":"siemens","product":"scalance_w747-1"},{"vendor":"siemens","product":"scalance_w747-1rr"},{"vendor":"siemens","product":"scalance_w784-1"},{"vendor":"siemens","product":"scalance_w784-1rr"},{"vendor":"siemens","product":"scalance_w786-1pro"},{"vendor":"siemens","product":"scalance_w786-2pro"},{"vendor":"siemens","product":"scalance_w786-2rr"},{"vendor":"siemens","product":"scalance_w786-3pro"},{"vendor":"siemens","product":"scalance_w788-1pro"},{"vendor":"siemens","product":"scalance_w788-1rr"},{"vendor":"siemens","product":"scalance_w788-2pro"},{"vendor":"siemens","product":"scalance_w788-2rr"}],"references":[{"url":"http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-120908.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-4651"},{"url":"https://github.com/advisories/GHSA-fg5w-4qj3-jgj3"}],"sources":{"cve":[{"id":"CVE-2013-4651","description":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate across different customers' installations, which makes it easier for remote attackers to conduct man-in-the-middle attacks against SSL sessions by leveraging the certificate's trust relationship.","status":"published","published":"2013-07-31T18:00:00Z","modified":"2024-09-17T03:32:39.448Z","updated_at":"2026-11-02T14:34:57.869657Z"}],"euvd":[{"id":"EUVD-2013-4506","description":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate across different customers' installations, which makes it easier for remote attackers to conduct man-in-the-middle attacks against SSL sessions by leveraging the certificate's trust relationship.","status":"published","published":"2013-07-31T18:00:00Z","modified":"2024-09-17T03:32:39Z","updated_at":"2026-11-03T00:28:31.175316Z"}],"ghsa":[{"id":"GHSA-fg5w-4qj3-jgj3","title":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate...","description":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate across different customers' installations, which makes it easier for remote attackers to conduct man-in-the-middle attacks against SSL sessions by leveraging the certificate's trust relationship.","status":"published","published":"2022-05-17T05:07:08Z","modified":"2023-01-28T05:03:08Z","updated_at":"2026-11-02T14:43:55.102378Z"}],"nvd":[{"id":"CVE-2013-4651","description":"Siemens Scalance W7xx devices with firmware before 4.5.4 use the same hardcoded X.509 certificate across different customers' installations, which makes it easier for remote attackers to conduct man-in-the-middle attacks against SSL sessions by leveraging the certificate's trust relationship.","status":"published","published":"2013-08-01T13:32:26.067Z","modified":"2026-06-16T23:57:39.617Z","cvss":[{"version":"2.0","score":6.6,"vector":"AV:N/AC:H/Au:N/C:P/I:P/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-255"],"updated_at":"2026-11-02T14:02:31.592595Z"}]}}