CVE-2012-5533

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.

• CWE-399

• http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patchPatch
• http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txtVendor Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html
• http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html
• http://marc.info/?l=bugtraq&m=141576815022399&w=2
• http://osvdb.org/87623
• http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html
• http://secunia.com/advisories/51268Vendor Advisory
• http://secunia.com/advisories/51298Vendor Advisory
• http://www.exploit-db.com/exploits/22902Exploit
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:100
• http://www.openwall.com/lists/oss-security/2012/11/21/1
• http://www.securityfocus.com/bid/56619Exploit
• http://www.securitytracker.com/id?1027802
• https://exchange.xforce.ibmcloud.com/vulnerabilities/80213
• https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345
• http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patchPatch
• http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txtVendor Advisory
• http://lists.opensuse.org/opensuse-updates/2012-11/msg00044.html
• http://lists.opensuse.org/opensuse-updates/2014-01/msg00051.html
• http://marc.info/?l=bugtraq&m=141576815022399&w=2
• http://osvdb.org/87623
• http://packetstormsecurity.org/files/118282/Simple-Lighttpd-1.4.31-Denial-Of-Service.html
• http://secunia.com/advisories/51268Vendor Advisory
• http://secunia.com/advisories/51298Vendor Advisory
• http://www.exploit-db.com/exploits/22902Exploit
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:100
• http://www.openwall.com/lists/oss-security/2012/11/21/1
• http://www.securityfocus.com/bid/56619Exploit
• http://www.securitytracker.com/id?1027802
• https://exchange.xforce.ibmcloud.com/vulnerabilities/80213
• https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345

Published

Nov 24, 2012

Last Modified

Jun 16, 2026

Status

Modified

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