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the controller by spoofing the Modbus communication between the engineering software and the controller."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de Omisi\u00f3n de Autenticaci\u00f3n por Spoofing en EcoStruxure Control Expert (todas las versiones anteriores a V15.0 SP1, incluyendo todas las versiones de Unity Pro), EcoStruxure Control Expert versi\u00f3n V15.0 SP1, EcoStruxure Process Expert (todas las versiones, incluyendo todas las versiones de EcoStruxure Hybrid DCS), SCADAPack RemoteConnect for x70 (todas las versiones), Modicon M580 CPU (todas las versiones - n\u00fameros de parte BMEP* y BMEH*), Modicon M340 CPU (todas las versiones - n\u00fameros de parte BMXP34*), que podr\u00eda causar un acceso no autorizado en modo de lectura y escritura al controlador mediante el spoofing de la comunicaci\u00f3n Modbus entre el software de ingenier\u00eda y el controlador"}], "id": "CVE-2021-22779", "lastModified": "2024-11-21T05:50:38.990", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 6.4, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:N", "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": "NONE", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-07-14T15:15:08.240", "references": [{"source": "cybersecurity@se.com", "tags": ["Vendor Advisory"], "url": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-01"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-01"}], "sourceIdentifier": "cybersecurity@se.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-290"}], "source": "cybersecurity@se.com", "type": "Secondary"}]}

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