Multiple directory traversal vulnerabilities in (1) mod_evhost and (2) mod_simple_vhost in lighttpd before 1.4.35 allow remote attackers to read arbitrary files via a .. (dot dot) in the host name, related to request_check_hostname.
http://www.securityfocus.com/bid/66157
http://www.lighttpd.net/2014/3/12/1.4.35/
http://www.debian.org/security/2014/dsa-2877
http://secunia.com/advisories/57514
http://secunia.com/advisories/57404
http://seclists.org/oss-sec/2014/q1/564
http://marc.info/?l=bugtraq&m=141576815022399&w=2
http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00006.html
http://lists.opensuse.org/opensuse-security-announce/2014-04/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00023.html