lighttpd before 1.4.34, when SNI is enabled, configures weak SSL ciphers, which makes it easier for remote attackers to hijack sessions by inserting packets into the client-server data stream or obtain sensitive information by sniffing the network.
https://www.debian.org/security/2013/dsa-2795
http://redmine.lighttpd.net/issues/2525
http://openwall.com/lists/oss-security/2013/11/04/19
http://marc.info/?l=bugtraq&m=141576815022399&w=2
http://lists.opensuse.org/opensuse-updates/2014-01/msg00049.html