« Volver al listado

CVE-2020-8756

Estado: ModificadaMedia (6.7)—

Improper input validation in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45 may allow a privileged 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 — Converged Security AND Manageability Engine

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2020-8756",
  "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": 6.7,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 0.8
      }
    ]
  },
  "affected": [
    {
      "source": "secure@intel.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "Intel(R) CSME",
          "versions": [
            {
              "status": "affected",
              "version": "versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-11-12T18:15:18.050",
  "references": [
    {
      "url": "https://security.netapp.com/advisory/ntap-20201113-0002/",
      "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-20201113-0002/",
      "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-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper input validation in subsystem for Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70 and 14.0.45 may allow a privileged user to potentially enable escalation of privilege via local access."
    },
    {
      "lang": "es",
      "value": "Una comprobación inapropiada de la entrada  en el subsistema para Intel® CSME versiones anteriores a 11.8.80, 11.12.80, 11.22.80, 12.0.70 y 14.0.45 puede habilitar a un usuario privilegiado para permitir potencialmente una escalada de privilegios por medio de un acceso local"
    }
  ],
  "lastModified": "2026-06-17T03:26:53.727",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "BA64E7EE-8977-4427-9FF9-DD9FE80F02C6",
              "versionEndExcluding": "11.8.80"
            },
            {
              "criteria": "cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "3DDDD0D3-CE11-49C7-93F7-F2AA1053DD86",
              "versionEndExcluding": "11.12.80",
              "versionStartIncluding": "11.12.0"
            },
            {
              "criteria": "cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7A5C4B3E-3C68-4D2B-A181-18A71378362E",
              "versionEndExcluding": "11.22.80",
              "versionStartIncluding": "11.22.0"
            },
            {
              "criteria": "cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EB22E6F2-D34F-4A05-9CC2-BCAF3E84F54E",
              "versionEndExcluding": "12.0.70",
              "versionStartIncluding": "12.0"
            },
            {
              "criteria": "cpe:2.3:a:intel:converged_security_and_manageability_engine:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "94D40FF5-8E0A-4591-9CE4-2E671C8E4F2E",
              "versionEndExcluding": "14.0.45",
              "versionStartIncluding": "14.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@intel.com"
}