{"id":"CVE-2020-25231","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-25231","generatedAt":"2026-10-27T23:30:01.440Z","title":"A vulnerability has been identified in LOGO!","description":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3), LOGO! Soft Comfort (All versions < V8.3). The encryption of program data for the affected devices uses a static key. An attacker could use this key to extract confidential information from protected program files.","published":"2020-12-14T21:15:20.000Z","lastModified":"2026-06-17T03:06:38.000Z","status":"Modified","sourceIdentifier":"productcert@siemens.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-321","CWE-798"],"affected":["siemens/logo\\! 8 bm firmware","siemens/logo\\! soft comfort"],"epss":{"score":0.0018,"percentile":0.0748,"date":"2026-10-26","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 (0.18%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf","tags":["Vendor Advisory"],"source":"productcert@siemens.com"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-25231","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."}