{
  "id": "CVE-2011-4361",
  "sourceIdentifier": "secalert@redhat.com",
  "published": "2012-01-08T11:55:19.797",
  "lastModified": "2021-04-21T14:54:05.477",
  "vulnStatus": "Analyzed",
  "descriptions": [
    {
      "lang": "en",
      "value": "MediaWiki before 1.17.1 does not check for read permission before handling action=ajax requests, which allows remote attackers to obtain sensitive information by (1) leveraging the SpecialUpload::ajaxGetExistsWarning function, or by (2) leveraging an extension, as demonstrated by the CategoryTree, ExtTab, and InlineEditor extensions."
    },
    {
      "lang": "es",
      "value": "MediaWiki, antes de v1.17.1, no comprueba los permisos de lectura antes de manejar las peticiones action=ajax, lo que permite a atacantes remotos obtener informaci\u00f3n sensible (1) aprovechandose de la funci\u00f3n SpecialUpload::ajaxGetExistsWarning, o (2) aprovechando una extensi\u00f3n, como lo demuestra las extensiones CategoryTree, ExtTab y InlineEditor."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "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-276"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "1.17.1",
              "matchCriteriaId": "AA18B2E1-E258-4A9C-BD50-8019EEC3D264"
            }
          ]
        }
      ]
    },
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "8C757774-08E7-40AA-B532-6F705C8F7639"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "036E8A89-7A16-411F-9D31-676313BB7244"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://lists.wikimedia.org/pipermail/mediawiki-announce/2011-November/000104.html",
      "source": "secalert@redhat.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://openwall.com/lists/oss-security/2011/11/29/12",
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://openwall.com/lists/oss-security/2011/11/29/6",
      "source": "secalert@redhat.com",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.debian.org/security/2011/dsa-2366",
      "source": "secalert@redhat.com",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=758171",
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://bugzilla.wikimedia.org/show_bug.cgi?id=32616",
      "source": "secalert@redhat.com",
      "tags": [
        "Issue Tracking",
        "Patch",
        "Vendor Advisory"
      ]
    }
  ]
}