lighttpd before 1.4.20 compares URIs to patterns in the (1)...

Vulnerability Description

lighttpd before 1.4.20 compares URIs to patterns in the (1) url.redirect and (2) url.rewrite configuration settings before performing URL decoding, which might allow remote attackers to bypass intended access restrictions, and obtain sensitive information or possibly modify data.

References

• http://secunia.com/advisories/32069
• http://trac.lighttpd.net/trac/changeset/2307
• http://www.lighttpd.net/security/lighttpd_sa_2008_05.txt
• http://secunia.com/advisories/32972
• http://trac.lighttpd.net/trac/changeset/2278
• http://wiki.rpath.com/Advisories:rPSA-2008-0309
• http://www.securityfocus.com/bid/31599
• http://secunia.com/advisories/32834
• http://trac.lighttpd.net/trac/ticket/1720
• http://trac.lighttpd.net/trac/changeset/2309
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0309
• http://secunia.com/advisories/32132
• http://openwall.com/lists/oss-security/2008/09/30/1
• http://www.securityfocus.com/archive/1/497932/100/0/threaded
• http://trac.lighttpd.net/trac/changeset/2310
• http://www.vupen.com/english/advisories/2008/2741
• http://www.debian.org/security/2008/dsa-1645
• http://openwall.com/lists/oss-security/2008/09/30/3
• https://exchange.xforce.ibmcloud.com/vulnerabilities/45690
• http://openwall.com/lists/oss-security/2008/09/30/2
• http://secunia.com/advisories/32480
• http://www.lighttpd.net/security/lighttpd-1.4.x_rewrite_redirect_decode_url.patch
• http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00002.html
• http://security.gentoo.org/glsa/glsa-200812-04.xml