{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-31351", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "state": "PUBLISHED", "assignerShortName": "AMD", "dateReserved": "2023-04-27T15:25:41.427Z", "datePublished": "2025-09-06T16:59:26.905Z", "dateUpdated": "2025-09-06T16:59:26.905Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2025-09-06T16:59:26.905Z"}, "affected": [{"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 7003 Series Processors", "versions": [{"version": "Milan 100C", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 9004 Series Processors", "versions": [{"version": "Genoa 100C", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 8004 Series Processors", "versions": [{"version": "Genoa 100C", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 7003 Series Processors", "versions": [{"version": "EmbMilanPI-SP3 1.0.0.9", "status": "unaffected"}]}, {"defaultStatus": "affected", "vendor": "AMD", "product": "AMD EPYC\u2122 Embedded 9004 Series Processors", "versions": [{"version": "EmbGenoaPI-SP5 1.0.0.7", "status": "unaffected"}]}], "datePublic": "2025-09-06T16:38:21.412Z", "descriptions": [{"lang": "en", "value": "Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity.<br>"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-119", "description": "CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer", "lang": "en", "type": "CWE"}]}], "references": [{"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html"}, {"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3014.html"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "AMD PSIRT Automation 1.0"}, "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}]}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Improper restriction of operations in the IOMMU could allow a malicious hypervisor to access guest private memory resulting in loss of integrity."}], "id": "CVE-2023-31351", "lastModified": "2025-09-06T17:15:31.867", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 4.0, "source": "psirt@amd.com", "type": "Secondary"}]}, "published": "2025-09-06T17:15:31.867", "references": [{"source": "psirt@amd.com", "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3014.html"}, {"source": "psirt@amd.com", "url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html"}], "sourceIdentifier": "psirt@amd.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-119"}], "source": "psirt@amd.com", "type": "Secondary"}]}

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