{ "id": "CVE-2021-34578", "sourceIdentifier": "info@cert.vde.com", "published": "2021-08-31T11:15:07.777", "lastModified": "2021-09-08T16:02:25.067", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "This vulnerability allows an attacker who has access to the WBM to read and write settings-parameters of the device by sending specifically constructed requests without authentication on multiple WAGO PLCs in firmware versions up to FW07." }, { "lang": "es", "value": "Esta vulnerabilidad permite a un atacante que tenga acceso al WBM leer y escribir par\u00e1metros de configuraci\u00f3n del dispositivo mediante el env\u00edo de peticiones espec\u00edficamente construidas sin autenticaci\u00f3n en m\u00faltiples PLCs de WAGO en versiones del firmware hasta FW07" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH" }, "exploitabilityScore": 2.2, "impactScore": 5.9 }, { "source": "info@cert.vde.com", "type": "Secondary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", 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