CVE-2007-1461
The compress.bzip2:// URL wrapper provided by the bz2 extension in PHP before 4.4.7, and 5.x before 5.2.2, does not implement safemode or open_basedir checks, which allows remote attackers to read bzip2 archives located outside of the intended directories.
Date published : 2007-03-14
http://lists.apple.com/archives/security-announce//2007/Jul/msg00004.html