{"id":"CVE-2021-46764","state":"PUBLISHED","title":"Improper validation of DRAM addresses in SMU may","description":"Improper validation of DRAM addresses in SMU may\nallow an attacker to overwrite sensitive memory locations within the ASP\npotentially resulting in a denial of service.\n\n\n\n\n\n\n\n\n\n\n\n","publishedAt":"2023-05-09T18:36:24.562Z","updatedAt":"2025-01-28T15:59:14.778Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"AMD","products":["AMD 2nd Gen AMD EPYC™ ","AMD 3rd Gen AMD EPYC™ "],"affected":[{"vendor":"AMD","product":"2nd Gen AMD EPYC™ ","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"3rd Gen AMD EPYC™ ","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]}],"references":["https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T19:49:16.371Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/46xxx/CVE-2021-46764.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-46764","state":"PUBLISHED","datePublished":"2023-05-09T18:36:24.562Z","dateUpdated":"2025-01-28T15:59:14.778Z","assignerShortName":"AMD","assignerOrgId":"b58fc414-a1e4-4f92-9d70-1add41838648","dateReserved":"2022-03-31T16:50:27.870Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Improper validation of DRAM addresses in SMU may\nallow an attacker to overwrite sensitive memory locations within the ASP\npotentially resulting in a denial of service.\n\n\n\n\n\n\n\n\n\n\n\n"}],"affected":[{"vendor":"AMD","product":"2nd Gen AMD EPYC™ ","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]},{"vendor":"AMD","product":"3rd Gen AMD EPYC™ ","packageName":"AGESA","defaultStatus":"unaffected","versions":[{"version":"various ","status":"affected"}],"platforms":["x86"]}],"references":[{"url":"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001","tags":["vendor-advisory"]}],"providerMetadata":{"shortName":"AMD","orgId":"b58fc414-a1e4-4f92-9d70-1add41838648","dateUpdated":"2023-05-09T18:52:22.650Z"},"datePublic":"2023-05-09T16:30:00.000Z","source":{"advisory":"AMD-SB-3001","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T05:17:42.271Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.5,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-01-28T15:58:54.474569Z","id":"CVE-2021-46764","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","type":"CWE","lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-01-28T15:59:14.778Z"}}]}}}