CVE-2012-3484
Tunnelblick 3.3beta20 and earlier relies on a test for specific ownership and permissions to determine whether a program can be safely executed, which allows local users to bypass intended access restrictions and gain privileges via a (1) user-mountable image or (2) network share.
Date published : 2012-08-26
http://code.google.com/p/tunnelblick/issues/detail?id=212
http://archives.neohapsis.com/archives/fulldisclosure/2012-08/0122.html