CVE-2008-0052
CoreServices in Apple Mac OS X 10.4.11 treats .ief as a safe file type, which allows remote attackers to force Safari users into opening an .ief file in AppleWorks, even when the "Open ‘Safe’ files" preference is set.
Date published : 2008-03-18
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html