{"affected": [{"affectedData": [{"product": "750-362", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "750-363", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "750-823", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "750-832/xxx-xxx", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "750-862", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": "750-891", "vendor": "WAGO", "versions": [{"lessThanOrEqual": "FW03", "status": "affected", "version": "unspecified", "versionType": "custom"}]}, {"product": 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"matchCriteriaId": "6A0E9003-3D94-419B-8812-48E5854DF23D", "versionEndIncluding": "fw03", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:wago:750-890:-:*:*:*:*:*:*:*", "matchCriteriaId": "11751A8B-FCFD-433B-9065-B4FC85168A93", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Authentication vulnerability in WAGO 750-8XX series with FW version <= FW03 allows an attacker to change the settings of the devices by sending specifically constructed requests without authentication This issue affects: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx in versions FW03 and prior versions."}, {"lang": "es", "value": "La vulnerabilidad de autenticaci\u00f3n inadecuada en la serie WAGO 750-8XX con versi\u00f3n FW versiones anteriores e iguales a FW03 permite a un atacante cambiar la configuraci\u00f3n de los dispositivos mediante el env\u00edo de solicitudes espec\u00edficamente construidas sin autenticaci\u00f3n Este problema afecta a: WAGO 750-362, WAGO 750-363, WAGO 750-823, WAGO 750-832/xxx-xxx, WAGO 750-862, WAGO 750-891, WAGO 750-890/xxx-xxx en versiones FW03 y anteriores."}], "id": "CVE-2020-12506", "lastModified": "2026-06-17T02:51:55.983", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.4, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "info@cert.vde.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Secondary"}]}, "published": "2020-09-30T16:15:12.777", "references": [{"source": "info@cert.vde.com", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/en-us/advisories/vde-2020-028"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://cert.vde.com/en-us/advisories/vde-2020-028"}], "sourceIdentifier": "info@cert.vde.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "info@cert.vde.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-306"}], "source": "nvd@nist.gov", "type": "Secondary"}]}