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CVE-2017-8441

Estado: ModificadaMedia (4.3)—

Elastic X-Pack Security versions prior to 5.4.1 and 5.3.3 did not always correctly apply Document Level Security to index aliases. This bug could allow a user with restricted permissions to view data they should not have access to when performing certain operations against an index alias.

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)

Elastic — X-pack

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2017-8441",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 4.3,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 1.4,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@elastic.co",
      "affectedData": [
        {
          "vendor": "Elastic",
          "product": "X-Pack Security",
          "versions": [
            {
              "status": "affected",
              "version": "prior to 5.4.1 and 5.3.3"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-06-05T14:29:00.387",
  "references": [
    {
      "url": "https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@elastic.co"
    },
    {
      "url": "https://www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-released",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "security@elastic.co"
    },
    {
      "url": "https://www.elastic.co/community/security",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "security@elastic.co"
    },
    {
      "url": "https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-released",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.elastic.co/community/security",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@elastic.co",
      "description": [
        {
          "lang": "en",
          "value": "CWE-279"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Elastic X-Pack Security versions prior to 5.4.1 and 5.3.3 did not always correctly apply Document Level Security to index aliases. This bug could allow a user with restricted permissions to view data they should not have access to when performing certain operations against an index alias."
    },
    {
      "lang": "es",
      "value": "Elastic X-Pack Security versiones anteriores a 5.4.1 y 5.3.3 no siempre aplicaban correctamente la Seguridad de Nivel de Documento para los alias de índices. Este error podría permitir a un usuario con permisos restringidos visualizar datos a los que no debería tener acceso cuando realiza ciertas operaciones contra un alias de índice."
    }
  ],
  "lastModified": "2026-06-17T01:26:22.417",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0534BA87-10F3-406A-B6FC-4AF767F5D6C9",
              "versionEndExcluding": "5.3.3",
              "versionStartIncluding": "5.3.0"
            },
            {
              "criteria": "cpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0B45E754-714A-4959-9BBB-526B2B3824FC",
              "versionEndExcluding": "5.4.1",
              "versionStartIncluding": "5.4.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@elastic.co"
}