{
  "id": "CVE-2017-8441",
  "sourceIdentifier": "bressers@elastic.co",
  "published": "2017-06-05T14:29:00.387",
  "lastModified": "2019-10-09T23:30:14.033",
  "vulnStatus": "Modified",
  "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 \u00edndices. Este error podr\u00eda permitir a un usuario con permisos restringidos visualizar datos a los que no deber\u00eda tener acceso cuando realiza ciertas operaciones contra un alias de \u00edndice."
    }
  ],
  "metrics": {
    "cvssMetricV30": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.0",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "SINGLE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
        }
      ]
    },
    {
      "source": "bressers@elastic.co",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-279"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.3.0",
              "versionEndExcluding": "5.3.3",
              "matchCriteriaId": "0534BA87-10F3-406A-B6FC-4AF767F5D6C9"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:elastic:x-pack:*:*:*:*:*:*:*:*",
              "versionStartIncluding": "5.4.0",
              "versionEndExcluding": "5.4.1",
              "matchCriteriaId": "0B45E754-714A-4959-9BBB-526B2B3824FC"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://discuss.elastic.co/t/elastic-stack-5-4-1-and-5-3-3-security-updates/87952",
      "source": "bressers@elastic.co",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.elastic.co/blog/elasticsearch-5-4-1-and-5-3-3-released",
      "source": "bressers@elastic.co",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.elastic.co/community/security",
      "source": "bressers@elastic.co",
      "tags": [
        "Vendor Advisory"
      ]
    }
  ]
}