CVE-2014-8764

Status: ModifiedMedium (5)—

DokuWiki 2014-05-05a and earlier, when using Active Directory for LDAP authentication, allows remote attackers to bypass authentication via a user name and password starting with a null (\0) character, which triggers an anonymous bind.

CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Base score: 5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.66%
Percentile among all scored CVEs: 76
Score date: 10/6/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

Dokuwiki — Dokuwiki Mageia Project — Mageia

CWEs

CWE-287

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2014-8764",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "secalert@redhat.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-10-22T14:55:08.420",
  "references": [
    {
      "url": "http://advisories.mageia.org/MGASA-2014-0438.html",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://secunia.com/advisories/61983",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.debian.org/security/2014/dsa-3059",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.freelists.org/post/dokuwiki/Fwd-Dokuwiki-maybe-security-issue-Null-byte-poisoning-in-LDAP-authentication",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2014/10/13/3",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2014/10/16/9",
      "source": "secalert@redhat.com"
    },
    {
      "url": "https://github.com/splitbrain/dokuwiki/pull/868",
      "source": "secalert@redhat.com"
    },
    {
      "url": "http://advisories.mageia.org/MGASA-2014-0438.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://secunia.com/advisories/61983",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.debian.org/security/2014/dsa-3059",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.freelists.org/post/dokuwiki/Fwd-Dokuwiki-maybe-security-issue-Null-byte-poisoning-in-LDAP-authentication",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2014/10/13/3",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2014/10/16/9",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/splitbrain/dokuwiki/pull/868",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "DokuWiki 2014-05-05a and earlier, when using Active Directory for LDAP authentication, allows remote attackers to bypass authentication via a user name and password starting with a null (\\0) character, which triggers an anonymous bind."
    },
    {
      "lang": "es",
      "value": "DokuWiki 2014-05-05a y anteriores, cuando utiliza Active Directory para la autenticación LDAP, permite a atacantes remotos evadir la autenticación a través de un nombre de usuario y una contraseña que empiece por un caracter nulo (\\0), lo que provoca un bind anónimo."
    }
  ],
  "lastModified": "2026-06-17T00:17:18.007",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:mageia_project:mageia:3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DBED7B92-A9D9-4B2A-A2A5-BD63C2214721"
            },
            {
              "criteria": "cpe:2.3:o:mageia_project:mageia:4.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "A7D2FA5A-6EC3-490B-A6A5-C498C889E30D"
            }
          ],
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
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          "cpeMatch": [
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              "criteria": "cpe:2.3:a:dokuwiki:dokuwiki:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7C134F2A-492D-4379-8471-DAD6569D7FF9",
              "versionEndIncluding": "2013-12-08"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secalert@redhat.com"
}