CVE-2012-5533 Information

Description

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: TEKeep-Alive\ header.

Reference

http://download.lighttpd.net/lighttpd/security/lighttpd_sa_2012_01.txt http://download.lighttpd.net/lighttpd/security/lighttpd-1.4.31_fix_connection_header_dos.patch 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/51268 http://secunia.com/advisories/51298 http://www.exploit-db.com/exploits/22902 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/56619 http://www.securitytracker.com/id?1027802 https://exchange.xforce.ibmcloud.com/vulnerabilities/80213 https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0345