CVE-2023-20599

{"id": "CVE-2023-20599", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "psirt@amd.com", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 7.9, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 1.5}]}, "published": "2025-06-10T17:17:51.013", "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-7039.html", "source": "psirt@amd.com"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "psirt@amd.com", "description": [{"lang": "en", "value": "CWE-1262"}]}], "descriptions": [{"lang": "en", "value": "Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP\u2019s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of cryptographic key pointer/index leading to loss of integrity or confidentiality."}, {"lang": "es", "value": "Un control de acceso inadecuado a los registros en ASP puede permitir que un atacante privilegiado realice un acceso no autorizado a los registros del coprocesador criptogr\u00e1fico (CCP) de ASP desde x86, lo que genera una posible p\u00e9rdida de control del \u00edndice/puntero de la clave criptogr\u00e1fica y, por consiguiente, una p\u00e9rdida de integridad o confidencialidad."}], "lastModified": "2025-11-21T21:15:49.493", "sourceIdentifier": "psirt@amd.com"}