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A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of service, arbitrary code execution, or information disclosure in System Management Mode."}, {"lang": "es", "value": "Dell PowerEdge Server BIOS y select Dell Precision Rack BIOS contienen una vulnerabilidad de acceso a la matriz fuera de l\u00edmites. Un usuario local malicioso con privilegios elevados puede explotar potencialmente esta vulnerabilidad, conllevando una denegaci\u00f3n de servicio, ejecuci\u00f3n de c\u00f3digo arbitrario o divulgaci\u00f3n de informaci\u00f3n en el Modo de Administraci\u00f3n del Sistema"}], "id": "CVE-2021-21557", "lastModified": "2024-11-21T05:48:35.620", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.2, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "
[email protected]", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 1.5, "impactScore": 6.0, "source": "
[email protected]", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.9, "source": "
[email protected]", "type": "Primary"}]}, "published": "2021-06-14T19:15:08.497", "references": [{"source": "
[email protected]", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.dell.com/support/kbdoc/000187958"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Vendor Advisory"], "url": "https://www.dell.com/support/kbdoc/000187958"}], "sourceIdentifier": "
[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "
[email protected]", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-125"}], "source": "
[email protected]", "type": "Primary"}]}