{"id":"CVE-2018-4856","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-4856","generatedAt":"2026-10-29T03:02:32.653Z","title":"A vulnerability has been identified in SICLOCK TC100 (All versions) and SICLOCK TC400 (All versions).","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.","published":"2018-07-03T14:29:00.000Z","lastModified":"2026-06-17T01:59:11.000Z","status":"Modified","sourceIdentifier":"productcert@siemens.com","cvss":{"version":"3.0","score":4.9,"severity":"MEDIUM","vector":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-287"],"affected":["siemens/siclock tc400 firmware","siemens/siclock tc100 firmware"],"epss":{"score":0.01276,"percentile":0.69798,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.28%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.securityfocus.com/bid/104672","tags":["Third Party Advisory","VDB Entry"],"source":"productcert@siemens.com"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf","tags":["Mitigation","Vendor Advisory"],"source":"productcert@siemens.com"},{"url":"http://www.securityfocus.com/bid/104672","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdf","tags":["Mitigation","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-4856","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}