{"id":"CVE-2018-4856","aliases":["EUVD-2018-16642","GHSA-vjcj-jj92-97vr"],"status":"published","title":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All...","description":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with administrative access to the device's management interface could lock out legitimate users. Manual interaction is required to restore the access of legitimate users.","severity":{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.01276,"percentile":0.70119,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287"],"published":"2018-07-03T14:00:00Z","modified":"2026-06-17T01:59:10Z","products":[{"vendor":"siemens","product":"siclock_tc100_firmware"},{"vendor":"siemens","product":"siclock_tc400_firmware"},{"vendor":"siemens ag","product":"siclock tc100, siclock tc400"}],"references":[{"url":"http://www.securityfocus.com/bid/104672","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-4856"},{"url":"https://github.com/advisories/GHSA-vjcj-jj92-97vr"}],"sources":{"cve":[{"id":"CVE-2018-4856","description":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with administrative access to the device's management interface could lock out legitimate users. Manual interaction is required to restore the access of legitimate users.","status":"published","published":"2018-07-03T14:00:00Z","modified":"2024-09-17T03:28:51.189Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:35:08.341767Z"}],"euvd":[{"id":"EUVD-2018-16642","description":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with administrative access to the device's management interface could lock out legitimate users. Manual interaction is required to restore the access of legitimate users.","status":"published","published":"2018-07-03T14:00:00Z","modified":"2024-09-17T03:28:51Z","updated_at":"2026-11-03T00:28:31.175316Z"}],"ghsa":[{"id":"GHSA-vjcj-jj92-97vr","title":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All...","description":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with administrative access to the device's management interface could lock out legitimate users. Manual interaction is required to restore the access of legitimate users.","status":"published","published":"2022-05-13T01:32:14Z","modified":"2023-02-01T05:08:27Z","cvss":[{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:50:46.174982Z"}],"nvd":[{"id":"CVE-2018-4856","description":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions). An attacker with administrative access to the device's management interface could lock out legitimate users. Manual interaction is required to restore the access of legitimate users.","status":"published","published":"2018-07-03T14:29:00.477Z","modified":"2026-06-17T01:59:10.77Z","cvss":[{"version":"3.0","score":4.9,"vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:04:30.900603Z"}]}}