fkie_cve-2012-5533
Vulnerability from fkie_nvd
Published
2012-11-24 20:55
Modified
2025-04-11 00:51
Severity ?
Summary
The http_request_split_value function in request.c in lighttpd before 1.4.32 allows remote attackers to cause a denial of service (infinite loop) via a request with a header containing an empty token, as demonstrated using the "Connection: TE,,Keep-Alive" header.
References
secalert@redhat.comhttp://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patchPatch
secalert@redhat.comhttp://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txtVendor Advisory
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html
secalert@redhat.comhttp://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html
secalert@redhat.comhttp://marc.info/?l=bugtraq&m=141576815022399&w=2
secalert@redhat.comhttp://osvdb.org/87623
secalert@redhat.comhttp://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html
secalert@redhat.comhttp://secunia.com/advisories/51268Vendor Advisory
secalert@redhat.comhttp://secunia.com/advisories/51298Vendor Advisory
secalert@redhat.comhttp://www.exploit-db.com/exploits/22902Exploit
secalert@redhat.comhttp://www.mandriva.com/security/advisories?name=MDVSA-2013:100
secalert@redhat.comhttp://www.openwall.com/lists/oss-security/2012/11/21/1
secalert@redhat.comhttp://www.securityfocus.com/bid/56619Exploit
secalert@redhat.comhttp://www.securitytracker.com/id?1027802
secalert@redhat.comhttps://exchange.xforce.ibmcloud.com/vulnerabilities/80213
secalert@redhat.comhttps://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345
af854a3a-2127-422b-91ae-364da2661108http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patchPatch
af854a3a-2127-422b-91ae-364da2661108http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txtVendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=141576815022399&w=2
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/87623
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/51268Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/51298Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.exploit-db.com/exploits/22902Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.mandriva.com/security/advisories?name=MDVSA-2013:100
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2012/11/21/1
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/56619Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1027802
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/80213
af854a3a-2127-422b-91ae-364da2661108https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345
Impacted products
Vendor Product Version
lighttpd lighttpd 1.4.31
lighttpd lighttpd 1.4.32



{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lighttpd:lighttpd:1.4.31:*:*:*:*:*:*:*",
              "matchCriteriaId": "EEA16D25-3D16-435F-B704-50013009F0AF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:lighttpd:lighttpd:1.4.32:*:*:*:*:*:*:*",
              "matchCriteriaId": "68C9A1B6-B5B1-4208-9054-C24091D90B6F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The http_request_split_value function in request.c in lighttpd before 1.4.32 allows remote attackers to cause a denial of service (infinite loop) via a request with a header containing an empty token, as demonstrated using the \"Connection: TE,,Keep-Alive\" header."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n http_request_split_value en request.c en lighttpd en versiones anteriores a 1.4.32 permite a atacantes remotos provocar una denegaci\u00f3n de servicio (bucle infinito) a trav\u00e9s de una petici\u00f3n con una cabecera que contiene un token vac\u00edo, tal como se demuestra utilizando la cabecera \"Connection: TE,,Keep-Alive\"."
    }
  ],
  "evaluatorImpact": "Per: http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt\r\n\r\n\" Affected versions\r\n-------------------\r\n\r\nOnly 1.4.31; on the other hand versions before 1.4.31 include the \"invalid read\" bug.\"",
  "id": "CVE-2012-5533",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2012-11-24T20:55:04.307",
  "references": [
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Patch"
      ],
      "url": "http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://marc.info/?l=bugtraq\u0026m=141576815022399\u0026w=2"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://osvdb.org/87623"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/51268"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/51298"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.exploit-db.com/exploits/22902"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:100"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.openwall.com/lists/oss-security/2012/11/21/1"
    },
    {
      "source": "secalert@redhat.com",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/56619"
    },
    {
      "source": "secalert@redhat.com",
      "url": "http://www.securitytracker.com/id?1027802"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80213"
    },
    {
      "source": "secalert@redhat.com",
      "url": "https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch"
      ],
      "url": "http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://marc.info/?l=bugtraq\u0026m=141576815022399\u0026w=2"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://osvdb.org/87623"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/51268"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://secunia.com/advisories/51298"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.exploit-db.com/exploits/22902"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2013:100"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2012/11/21/1"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "http://www.securityfocus.com/bid/56619"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id?1027802"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/80213"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345"
    }
  ],
  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-399"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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