{"api_version":"1","generated_at":"2026-04-27T02:56:52+00:00","cve":"CVE-2020-25234","urls":{"html":"https://cve.report/CVE-2020-25234","api":"https://cve.report/api/cve/CVE-2020-25234.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-25234","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-25234"},"summary":{"title":"CVE-2020-25234","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 LOGO! program files generated and used by the affected components offer the possibility to save user-defined functions (UDF) in a password protected way. This protection is implemented in the software that displays the information. 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An attacker could reverse engineer the UDFs directly from stored program files."}]},"references":{"reference_data":[{"refsource":"MISC","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf","name":"https://cert-portal.siemens.com/productcert/pdf/ssa-480824.pdf"}]}},"nvd":{"publishedDate":"2020-12-14 21:15:00","lastModifiedDate":"2020-12-16 15:48:00","problem_types":["CWE-321"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","baseScore":7.7,"baseSeverity":"HIGH"},"exploitabilityScore":2.5,"impactScore":5.2},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:P/I:P/A:N","accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE","baseScore":3.6},"severity":"LOW","exploitabilityScore":3.9,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"AND","children":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:o:siemens:logo\\!_8_bm_firmware:*:*:*:*:*:*:*:*","versionEndExcluding":"8.3","cpe_name":[]}]},{"operator":"OR","children":[],"cpe_match":[{"vulnerable":false,"cpe23Uri":"cpe:2.3:h:siemens:logo\\!_8_bm:-:*:*:*:*:*:*:*","cpe_name":[]}]}],"cpe_match":[]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"25234","Ordinal":"186645","Title":"CVE-2020-25234","CVE":"CVE-2020-25234","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"25234","Ordinal":"1","NoteData":"A vulnerability has been identified in LOGO! 8 BM (incl. SIPLUS variants) (All versions < V8.3), LOGO! Soft Comfort (All versions < V8.3). The LOGO! program files generated and used by the affected components offer the possibility to save user-defined functions (UDF) in a password protected way. This protection is implemented in the software that displays the information. An attacker could reverse engineer the UDFs directly from stored program files.","Type":"Description","Title":null},{"CveYear":"2020","CveId":"25234","Ordinal":"2","NoteData":"2020-12-14","Type":"Other","Title":"Published"},{"CveYear":"2020","CveId":"25234","Ordinal":"3","NoteData":"2020-12-14","Type":"Other","Title":"Modified"}]}}}