cve-2024-56161
Vulnerability from cvelistv5
Published
2025-02-03 17:24
Modified
2025-04-02 22:03
Severity ?
EPSS score ?
Summary
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.
References
Impacted products
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"affected": [ { "defaultStatus": "affected", "packageName": "NaplesPI 1.0.0.P", "product": "AMD EPYC\u2122 7001 Series", "vendor": "AMD", "versions": [ { "status": "unaffected", "version": "NaplesPI 1.0.0.P" } ] }, { "defaultStatus": "affected", "packageName": "RomePI 1.0.0.L", "product": "AMD EPYC\u2122 7002 Series", "vendor": "AMD", "versions": [ { "status": "unaffected", "version": "RomePI 1.0.0.L" } ] }, { "defaultStatus": "affected", "packageName": "MilanPI 1.0.0.F", "product": "AMD EPYC\u2122 7003 Series", "vendor": "AMD", "versions": [ { "status": "unaffected", "version": "MilanPI 1.0.0.F" } ] }, { "defaultStatus": "affected", "product": "AMD EPYC\u2122 9004 Series", "vendor": "AMD", "versions": [ { "status": "unaffected", "version": "Genoa 1.0.0.E" } ] } ], "datePublic": "2025-02-03T17:00:00.000Z", "descriptions": [ { "lang": "en", "supportingMedia": [ { "base64": false, "type": "text/html", "value": "Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.\u003cbr\u003e" } ], "value": "Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP." } ], "metrics": [ { "cvssV3_1": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.2, "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:N", "version": "3.1" }, "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ] } ], "problemTypes": [ { "descriptions": [ { "cweId": "CWE-347", "description": "CWE-347 Improper Verification of Cryptographic Signature", "lang": "en", "type": "CWE" } ] } ], "providerMetadata": { "dateUpdated": "2025-02-03T17:24:01.185Z", "orgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "shortName": "AMD" }, "references": [ { "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.html" } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 0.2.0" } } }, "cveMetadata": { "assignerOrgId": "b58fc414-a1e4-4f92-9d70-1add41838648", "assignerShortName": "AMD", "cveId": "CVE-2024-56161", "datePublished": "2025-02-03T17:24:01.185Z", "dateReserved": "2024-12-17T21:34:57.677Z", "dateUpdated": "2025-04-02T22:03:14.707Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2024-56161\",\"sourceIdentifier\":\"psirt@amd.com\",\"published\":\"2025-02-03T18:15:37.280\",\"lastModified\":\"2025-04-02T22:15:17.963\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.\"},{\"lang\":\"es\",\"value\":\"La verificaci\u00f3n de firma incorrecta en el cargador de parches de microc\u00f3digo ROM de CPU AMD puede permitir que un atacante con privilegios de administrador local cargue microc\u00f3digo de CPU malicioso, lo que resulta en la p\u00e9rdida de confidencialidad e integridad de un invitado confidencial que se ejecuta bajo AMD SEV-SNP.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N\",\"baseScore\":7.2,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"HIGH\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":0.8,\"impactScore\":5.8}]},\"weaknesses\":[{\"source\":\"psirt@amd.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-347\"}]}],\"references\":[{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.html\",\"source\":\"psirt@amd.com\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2025/02/04/1\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://www.openwall.com/lists/oss-security/2025/03/06/2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://lists.debian.org/debian-lts-announce/2025/03/msg00024.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"}]}}" } }
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.