FKIE_CVE-2024-56161

Vulnerability from fkie_nvd - Published: 2025-02-03 18:15 - Updated: 2025-04-02 22:15
Severity ?
7.2 (High) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
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
psirt@amd.comhttps://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.html
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/02/04/1
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/03/06/2
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/03/msg00024.html
af854a3a-2127-422b-91ae-364da2661108https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7033.html
Impacted products
Vendor Product Version
To clipboard 

{
  "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."
    }
  ],
  "id": "CVE-2024-56161",
  "lastModified": "2025-04-02T22:15:17.963",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "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"
        },
        "exploitabilityScore": 0.8,
        "impactScore": 5.8,
        "source": "psirt@amd.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-02-03T18:15:37.280",
  "references": [
    {
      "source": "psirt@amd.com",
      "url": "https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3019.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "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"
    }
  ],
  "sourceIdentifier": "psirt@amd.com",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ],
      "source": "psirt@amd.com",
      "type": "Secondary"
    }
  ]
}


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