Directory traversal vulnerability in Ark 4.7.x and earlier allows remote attackers to delete and force the display of arbitrary files via .. (dot dot) sequences in a zip file.
http://lists.opensuse.org/opensuse-updates/2012-03/msg00002.html
http://packetstormsecurity.com/files/105610/Ark-2.16-Directory-Traversal.html
https://bugzilla.novell.com/show_bug.cgi?id=708268
https://bugzilla.redhat.com/show_bug.cgi?id=725764