CVE-2006-6960
The Compression Sweep feature in WebRoot Spy Sweeper 4.5.9 and earlier does not handle non-ZIP archives, which allows remote attackers to bypass the malware detection via files with (1) RAR, (2) GZ, (3) TAR, (4) CAB, or (5) ACE compression.
Date published : 2007-01-29
http://www.securityfocus.com/archive/1/437814/100/200/threaded