{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-20519", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "state": "PUBLISHED", "assignerShortName": "AMD", "dateReserved": "2022-10-27T18:53:39.736Z", "datePublished": "2023-11-14T18:53:36.329Z", "dateUpdated": "2024-08-30T18:03:55.829Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "packageName": "PI", "platforms": ["x86"], "product": "3rd Gen AMD EPYC\u2122 Processors", "vendor": "AMD", "versions": [{"status": "affected", "version": "various "}]}, {"defaultStatus": "unaffected", "packageName": "PI", "platforms": ["x86"], "product": "4th Gen AMD EPYC\u2122 Processors ", "vendor": " AMD", "versions": [{"status": "affected", "version": "various "}]}], "datePublic": "2023-11-14T17:30:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.\n\n\n\n\n\n\n\n\n\n\n\n<br>"}], "value": "A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.\n\n\n\n\n\n\n\n\n\n\n\n\n"}], "providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2023-11-14T18:53:36.329Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"}], "source": {"advisory": "AMD-SB-3002", "discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:05:36.886Z"}, "title": "CVE Program Container", "references": [{"tags": ["vendor-advisory", "x_transferred"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-08-30T18:03:44.986937Z", "id": "CVE-2023-20519", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-30T18:03:55.829Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002", "tags": ["vendor-advisory", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T09:05:36.886Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-20519", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-08-30T18:03:44.986937Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-30T18:03:51.710Z"}}], "cna": {"source": {"advisory": "AMD-SB-3002", "discovery": "UNKNOWN"}, "affected": [{"vendor": "AMD", "product": "3rd Gen AMD EPYC\u2122 Processors", "versions": [{"status": "affected", "version": "various "}], "platforms": ["x86"], "packageName": "PI", "defaultStatus": "unaffected"}, {"vendor": " AMD", "product": "4th Gen AMD EPYC\u2122 Processors ", "versions": [{"status": "affected", "version": "various "}], "platforms": ["x86"], "packageName": "PI", "defaultStatus": "unaffected"}], "datePublic": "2023-11-14T17:30:00.000Z", "references": [{"url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002", "tags": ["vendor-advisory"]}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.\n\n\n\n\n\n\n\n\n\n\n\n\n", "supportingMedia": [{"type": "text/html", "value": "A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.\n\n\n\n\n\n\n\n\n\n\n\n<br>", "base64": false}]}], "providerMetadata": {"orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD", "dateUpdated": "2023-11-14T18:53:36.329Z"}}}, "cveMetadata": {"cveId": "CVE-2023-20519", "state": "PUBLISHED", "dateUpdated": "2024-08-30T18:03:55.829Z", "dateReserved": "2022-10-27T18:53:39.736Z", "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "datePublished": "2023-11-14T18:53:36.329Z", "assignerShortName": "AMD"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:amd:milanpi_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "D04D59C4-B1F2-477B-A1B6-ADCA15925FC3", "versionEndExcluding": "1.0.0.a", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:amd:milanpi:-:*:*:*:*:*:*:*", "matchCriteriaId": "1F64A4AA-A66B-4B2E-B8F1-F332E3945903", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:amd:genoapi_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "F21375AC-B510-4A7C-8382-D98710569550", "versionEndExcluding": "1.0.0.3", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:amd:genoapi:-:*:*:*:*:*:*:*", "matchCriteriaId": "0EC5CF20-1E17-4F25-A186-5AFD1D0AC641", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "A Use-After-Free vulnerability in the management of an SNP guest context page may allow a malicious hypervisor to masquerade as the guest's migration agent resulting in a potential loss of guest integrity.\n\n\n\n\n\n\n\n\n\n\n\n\n"}, {"lang": "es", "value": "Una vulnerabilidad Use-After-Free en la administraci\u00f3n de una p\u00e1gina contextual de invitado SNP puede permitir que un hipervisor malicioso se haga pasar por el agente de migraci\u00f3n del invitado, lo que resulta en una posible p\u00e9rdida de integridad del invitado."}], "id": "CVE-2023-20519", "lastModified": "2024-11-21T07:41:04.023", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 3.3, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "[email protected]", "type": "Primary"}]}, "published": "2023-11-14T19:15:15.533", "references": [{"source": "[email protected]", "tags": ["Vendor Advisory"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "[email protected]", "type": "Primary"}]}

{}