{ "id": "CVE-2021-26334", "sourceIdentifier": "psirt@amd.com", "published": "2021-12-01T16:15:07.590", "lastModified": "2024-11-21T05:56:07.740", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "The AMDPowerProfiler.sys driver of AMD \u03bcProf tool may allow lower privileged users to access MSRs in kernel which may lead to privilege escalation and ring-0 code execution by the lower privileged user." }, { "lang": "es", "value": "El controlador AMDPowerProfiler.sys de la herramienta AMD ?Prof puede permitir a los usuarios con menos privilegios acceder a los MSR en el kernel, lo que puede llevar a una escalada de privilegios y a la ejecuci\u00f3n de c\u00f3digo ring-0 por parte del usuario con menos privilegios" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "baseScore": 9.9, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.1, "impactScore": 6.0 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "baseScore": 9.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE" }, "baseSeverity": "HIGH", "exploitabilityScore": 8.0, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "psirt@amd.com", "type": "Secondary", "description": [ { "lang": "en", "value": "CWE-284" } ] }, { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "NVD-CWE-Other" } ] } ], "configurations": [ { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:amd:amd_uprof:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.4.494", "matchCriteriaId": "0B55C197-559D-4618-AAA0-A150B5C85757" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:amd:amd_uprof:*:*:*:*:*:*:*:*", "versionEndExcluding": "3.4.502", "matchCriteriaId": "6F9786CF-1DE5-4413-8E90-E15625028407" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*", "matchCriteriaId": "703AF700-7A70-47E2-BC3A-7FD03B3CA9C1" } ] } ] } ], "references": [ { "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1016", "source": "psirt@amd.com", "tags": [ "Mitigation", "Vendor Advisory" ] }, { "url": "https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1016", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mitigation", "Vendor Advisory" ] } ] }