{ "id": "CVE-2021-46760", "sourceIdentifier": "psirt@amd.com", "published": "2023-05-09T20:15:12.283", "lastModified": "2023-05-22T15:40:00.550", "vulnStatus": "Analyzed", "descriptions": [ { "lang": "en", "value": "A malicious or compromised UApp or ABL can send\na malformed system call to the bootloader, which may result in an out-of-bounds\nmemory access that may potentially lead to an attacker leaking sensitive\ninformation or achieving code execution.\n\n\n\n\n" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "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 } ] }, "weaknesses": [ { 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"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001", "source": "psirt@amd.com", "tags": [ "Vendor Advisory" ] } ] }