CVE-2023-20518

{"id": "CVE-2023-20518", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@amd.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 1.9, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 0.5}]}, "published": "2024-08-13T17:15:19.330", "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html", "source": "psirt@amd.com"}, {"url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5002.html", "source": "psirt@amd.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-459"}]}], "descriptions": [{"lang": "en", "value": "Incomplete cleanup in the ASP may expose the Master Encryption Key (MEK) to a privileged attacker with access to the BIOS menu or UEFI shell and a memory exfiltration vulnerability, potentially resulting in loss of confidentiality."}, {"lang": "es", "value": "Una limpieza incompleta en la ASP puede exponer la clave de cifrado maestra (MEK) a un atacante privilegiado con acceso al men\u00fa del BIOS o al shell UEFI y una vulnerabilidad de filtraci\u00f3n de memoria, lo que podr\u00eda provocar una p\u00e9rdida de confidencialidad."}], "lastModified": "2024-11-05T17:35:02.627", "sourceIdentifier": "psirt@amd.com"}