{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-20578","assignerOrgId":"b58fc414-a1e4-4f92-9d70-1add41838648","state":"PUBLISHED","assignerShortName":"AMD","dateReserved":"2022-10-27T18:53:39.757Z","datePublished":"2024-08-13T16:52:58.457Z","dateUpdated":"2025-03-18T20:03:43.905Z"},"containers":{"cna":{"affected":[{"defaultStatus":"affected","packageName":"PI","product":"AMD EPYC™ 7001 Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"NaplesPI 1.0.0.K","versionType":"PI"}]},{"defaultStatus":"affected","product":"AMD EPYC™ 7002 Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"RomePI 1.0.0.G"}]},{"defaultStatus":"affected","product":"AMD EPYC™ 7003 Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"MilanPI 1.0.0.B"}]},{"defaultStatus":"affected","product":"AMD EPYC™ 9004 Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"GenoaPI 1.0.0.2"}]},{"defaultStatus":"affected","product":"AMD Ryzen™ 7000 Series Desktop Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"ComboAM5 1.0.0.1"}]},{"defaultStatus":"unaffected","product":"AMD Ryzen™ Threadripper™ PRO 5000WX Processors","vendor":"AMD","versions":[{"status":"unaffected","version":"ChagallWSPI-sWRX8 1.0.0.7"}]},{"defaultStatus":"affected","product":"AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics","vendor":"AMD","versions":[{"status":"unaffected","version":"MendocinoPI-FT6 1.0.0.0"}]},{"defaultStatus":"affected","product":"AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics","vendor":"AMD","versions":[{"status":"unaffected","version":"RembrandtPI-FP7 1.0.0.9b"}]},{"defaultStatus":"affected","product":"AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics","vendor":"AMD","versions":[{"status":"unaffected","version":"RembrandtPI-FP7 1.0.0.9b"}]},{"defaultStatus":"affected","product":"AMD EPYC™ Embedded 3000","vendor":"AMD","versions":[{"status":"unaffected","version":"SnowyOwl PI 1.1.0.A"}]},{"defaultStatus":"affected","product":"AMD EPYC™ Embedded 7002","vendor":"AMD","versions":[{"status":"unaffected","version":"EmbRomePI-SP3 1.0.0.A"}]},{"defaultStatus":"affected","product":"AMD EPYC™ Embedded 7003","vendor":"AMD","versions":[{"status":"unaffected","version":"EmbMilanPI-SP3 1.0.0.7"}]},{"defaultStatus":"affected","product":"AMD EPYC™ Embedded 9003","vendor":"AMD","versions":[{"status":"unaffected","version":"EmbGenoaPI-SP5 1.0.0.0"}]},{"defaultStatus":"affected","product":"AMD Ryzen™ Embedded 7000","vendor":"AMD","versions":[{"status":"unaffected","version":"EmbeddedAM5PI 1.0.0.0"}]},{"defaultStatus":"affected","product":"AMD RyzenTM Embedded V3000","vendor":"AMD","versions":[{"status":"unaffected","version":"EmbeddedPI-FP7r2 1.0.0.8"}]}],"datePublic":"2024-08-13T16:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":" A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow\nan attacker with ring0 privileges and access to the\nBIOS menu or UEFI shell to modify the communications buffer potentially\nresulting in arbitrary code execution.
\n\n
\n\n
\n\n
\n\n\n\n\n\n"}],"value":"A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow\nan attacker with ring0 privileges and access to the\nBIOS menu or UEFI shell to modify the communications buffer potentially\nresulting in arbitrary code execution."}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"providerMetadata":{"orgId":"b58fc414-a1e4-4f92-9d70-1add41838648","shortName":"AMD","dateUpdated":"2024-08-13T16:52:58.457Z"},"references":[{"tags":["vendor-advisory"],"url":"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html"}],"source":{"advisory":"AMD-SB-4002, AMD-SB-3002, AMD-SB-5001","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-367","lang":"en","description":"CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition"}]}],"affected":[{"vendor":"amd","product":"epyc_7001","cpes":["cpe:2.3:h:amd:epyc_7001:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.k","status":"unaffected"}]},{"vendor":"amd","product":"epyc_7002","cpes":["cpe:2.3:h:amd:epyc_7002:-:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.g","status":"unaffected"}]},{"vendor":"amd","product":"epyc_9004","cpes":["cpe:2.3:a:amd:epyc_9004:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.2","status":"unaffected"}]},{"vendor":"amd","product":"epyc_embedded_3000","cpes":["cpe:2.3:a:amd:epyc_embedded_3000:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.1.0.a","status":"unaffected"}]},{"vendor":"amd","product":"epyc_embedded_7002","cpes":["cpe:2.3:a:amd:epyc_embedded_7002:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.a","status":"unaffected"}]},{"vendor":"amd","product":"epyc_embedded_7003","cpes":["cpe:2.3:a:amd:epyc_embedded_7003:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.7","status":"unaffected"}]},{"vendor":"amd","product":"epyc_embedded_9003","cpes":["cpe:2.3:a:amd:epyc_embedded_9003:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.0","status":"unaffected"}]},{"vendor":"amd","product":"ryzen_embedded_7000","cpes":["cpe:2.3:a:amd:ryzen_embedded_7000:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.0","status":"unaffected"}]},{"vendor":"amd","product":"ryzen_embedded_v3000","cpes":["cpe:2.3:a:amd:ryzen_embedded_v3000:*:*:*:*:*:*:*:*"],"defaultStatus":"unknown","versions":[{"version":"1.0.0.8","status":"unaffected"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-08-15T15:56:35.845479Z","id":"CVE-2023-20578","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-03-18T20:03:43.905Z"}}]}}