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CVE-2020-8750

Estado: ModificadaAlta (7.8)—

Use after free in Kernel Mode Driver for Intel(R) TXE versions before 3.1.80 and 4.0.30 may allow an authenticated user to potentially enable escalation of privilege via local access.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Intel — Trusted Execution Engine

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-8750",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "secure@intel.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Intel(R) TXE",
          "versions": [
            {
              "status": "affected",
              "version": "versions before 3.1.80 and 4.0.30"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-12T18:15:17.597",
  "references": [
    {
      "url": "https://security.netapp.com/advisory/ntap-20201113-0005/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "secure@intel.com"
    },
    {
      "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@intel.com"
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20201113-0005/",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Use after free in Kernel Mode Driver for Intel(R) TXE versions before 3.1.80 and 4.0.30 may allow an authenticated user to potentially enable escalation of privilege via local access."
    },
    {
      "lang": "es",
      "value": "Un uso de la memoria previamente liberada en Kernel Mode Driver para Intel® TXE versiones anteriores a 3.1.80 y 4.0.30, puede habilitar a un usuario autenticado para permitir potencialmente una escalada de privilegios por medio de un acceso local"
    }
  ],
  "lastModified": "2026-06-17T03:26:52.993",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:intel:trusted_execution_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3D9C9AF8-9F5B-481A-A20B-77C3AE7D9B69",
              "versionEndExcluding": "3.1.80"
            },
            {
              "criteria": "cpe:2.3:o:intel:trusted_execution_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C9DF8E7C-5B83-4236-B0D7-0F5194CF950E",
              "versionEndExcluding": "4.0.30",
              "versionStartIncluding": "4.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@intel.com"
}