fkie_cve-2021-26404
Vulnerability from fkie_nvd
Published
2023-01-11 08:15
Modified
2024-11-21 05:56
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.
References
psirt@amd.comhttps://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032Vendor Advisory
Impacted products
Vendor Product Version
amd epyc_7003_firmware *
amd epyc_7003 -
amd epyc_7313_firmware *
amd epyc_7313 -
amd epyc_7313p_firmware *
amd epyc_7313p -
amd epyc_7343_firmware *
amd epyc_7343 -
amd epyc_7373x_firmware *
amd epyc_7373x -
amd epyc_73f3_firmware *
amd epyc_73f3 -
amd epyc_7413_firmware *
amd epyc_7413 -
amd epyc_7443_firmware *
amd epyc_7443 -
amd epyc_7443p_firmware *
amd epyc_7443p -
amd epyc_7453_firmware *
amd epyc_7453 -
amd epyc_7473x_firmware *
amd epyc_7473x -
amd epyc_74f3_firmware *
amd epyc_74f3 -
amd epyc_7513_firmware *
amd epyc_7513 -
amd epyc_7543_firmware *
amd epyc_7543 -
amd epyc_7543p_firmware *
amd epyc_7543p -
amd epyc_7573x_firmware *
amd epyc_7573x -
amd epyc_7643_firmware *
amd epyc_7643 -
amd epyc_75f3_firmware *
amd epyc_75f3 -
amd epyc_7663_firmware *
amd epyc_7663 -
amd epyc_7713_firmware *
amd epyc_7713 -
amd epyc_7713p_firmware *
amd epyc_7713p -
amd epyc_7763_firmware *
amd epyc_7763 -
amd epyc_7773x_firmware *
amd epyc_7773x -


To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper input validation and bounds checking in SEV firmware may leak scratch buffer bytes leading to potential information disclosure.\n"
    },
    {
      "lang": "es",
      "value": "La validaci\u00f3n de entrada y la verificaci\u00f3n de los l\u00edmites inadecuadas en el firmware SEV pueden perder bytes del b\u00fafer temporal, lo que puede provocar una posible divulgaci\u00f3n de informaci\u00f3n."
    }
  ],
  "id": "CVE-2021-26404",
  "lastModified": "2024-11-21T05:56:18.740",
  "metrics": {
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2023-01-11T08:15:11.647",
  "references": [
    {
      "source": "psirt@amd.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032"
    }
  ],
  "sourceIdentifier": "psirt@amd.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
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