« Volver al listado

CVE-2015-6728

Estado: ModificadaAlta (7.5)—

Vulnerabilidad en la función ApiBase::getWatchlistUser en MediaWiki en versiones anteriores 1.23.10, 1.24.x en versiones anteriores 1.24.3 y 1.25.x en versiones anteriores a 1.25.2, no realiza el token de comparación en tiempo constante, lo que permite a atacantes remotos adivinar el token de lista de observación y evadir la protección CSRF a través de un ataque de oportunidad.

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)

Mediawiki — Mediawiki

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2015-6728",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2015-09-01T14:59:06.197",
  "references": [
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/08/12/6",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/08/27/6",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/76334",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://security.gentoo.org/glsa/201510-05",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-August/165193.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/08/12/6",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2015/08/27/6",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/76334",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-August/000179.html",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security.gentoo.org/glsa/201510-05",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-352"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The ApiBase::getWatchlistUser function in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2 does not perform token comparison in constant time, which allows remote attackers to guess the watchlist token and bypass CSRF protection via a timing attack."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad en la función ApiBase::getWatchlistUser en MediaWiki en versiones anteriores 1.23.10, 1.24.x en versiones anteriores 1.24.3 y 1.25.x en versiones anteriores a 1.25.2, no realiza el token de comparación en tiempo constante, lo que permite a atacantes remotos adivinar el token de lista de observación y evadir la protección CSRF a través de un ataque de oportunidad."
    }
  ],
  "lastModified": "2026-06-17T00:31:19.480",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "05064578-51CC-482B-A135-42522AA50F0A",
              "versionEndIncluding": "1.23.9"
            },
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:1.24.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0B21EB21-AE87-48BF-B4A1-5E63A2E116B4"
            },
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:1.24.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A6C00423-B3FE-485A-9014-22F409DBD377"
            },
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:1.24.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "E90C95FB-71CA-4CA1-935D-58A08244A81F"
            },
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:1.25.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9129F374-93CB-43CE-A3B2-DB6483514F32"
            },
            {
              "criteria": "cpe:2.3:a:mediawiki:mediawiki:1.25.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "CE125142-10A2-4ACF-9BA4-44E63C1E5DB6"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}