fkie_cve-2025-2884
Vulnerability from fkie_nvd
Published
2025-06-10 18:15
Modified
2025-06-13 18:15
Severity ?
6.6 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
Summary
TCG TPM2.0 Reference implementation's CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key's algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0
References
cret@cert.orghttps://github.com/stefanberger/libtpms/commit/04b2d8e9afc0a9b6bffe562a23e58c0de11532d1
cret@cert.orghttps://trustedcomputinggroup.org/about/security/
cret@cert.orghttps://trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v1_pub.pdf
cret@cert.orghttps://trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf
cret@cert.orghttps://www.cve.org/CVERecord?id=CVE-2025-49133
af854a3a-2127-422b-91ae-364da2661108https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01209.html
af854a3a-2127-422b-91ae-364da2661108https://www.kb.cert.org/vuls/id/282450
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TCG TPM2.0 Reference implementation\u0027s CryptHmacSign helper function is vulnerable to Out-of-Bounds read due to the lack of validation the signature scheme with the signature key\u0027s algorithm. See Errata Revision 1.83 and advisory TCGVRT0009 for TCG standard TPM2.0"
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n auxiliar CryptHmacSign de la implementaci\u00f3n de referencia TCG TPM2.0 es vulnerable a lecturas fuera de los l\u00edmites debido a la falta de validaci\u00f3n del esquema de firma con el algoritmo de la clave de firma. Consulte la errata 1.83 del est\u00e1ndar TCG TPM2.0."
    }
  ],
  "id": "CVE-2025-2884",
  "lastModified": "2025-06-13T18:15:21.710",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 5.2,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-06-10T18:15:30.617",
  "references": [
    {
      "source": "cret@cert.org",
      "url": "https://github.com/stefanberger/libtpms/commit/04b2d8e9afc0a9b6bffe562a23e58c0de11532d1"
    },
    {
      "source": "cret@cert.org",
      "url": "https://trustedcomputinggroup.org/about/security/"
    },
    {
      "source": "cret@cert.org",
      "url": "https://trustedcomputinggroup.org/wp-content/uploads/TPM2.0-Library-Spec-v1.83-Errata_v1_pub.pdf"
    },
    {
      "source": "cret@cert.org",
      "url": "https://trustedcomputinggroup.org/wp-content/uploads/VRT0009-Advisory-FINAL.pdf"
    },
    {
      "source": "cret@cert.org",
      "url": "https://www.cve.org/CVERecord?id=CVE-2025-49133"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01209.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.kb.cert.org/vuls/id/282450"
    }
  ],
  "sourceIdentifier": "cret@cert.org",
  "vulnStatus": "Awaiting Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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