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
{ "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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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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