The SetWiredProperty function in the D-Bus interface in WICD before 1.7.2 allows local users to write arbitrary configuration settings and gain privileges via a crafted property name in a dbus message.
https://launchpad.net/wicd/+announcement/9888
https://bugs.launchpad.net/wicd/+bug/979221
http://www.securityfocus.com/bid/52987
http://www.openwall.com/lists/oss-security/2012/04/11/3
http://www.openwall.com/lists/oss-security/2012/04/11/2
http://www.infosecinstitute.com/courses/ethical-hacking-wicd-0day.html
http://www.gentoo.org/security/en/glsa/glsa-201206-08.xml
http://secunia.com/advisories/49657
http://secunia.com/advisories/48759
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079055.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079029.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079025.html
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668397
http://bazaar.launchpad.net/~wicd-devel/wicd/experimental/revision/751