Mac OS X is an operating system for the Apple family of microcomputers.
More information is available at the following link:
Remote exploitation of a directory traversal vulnerability in Apple
Computer Inc.'s MacOS X could allow attackers to overwrite arbitrary
files with user-supplied contents.
Exploitation could allow a remote attacker to overwrite a file with
user-supplied contents. This can be leveraged to gain code execution on
the target machine by overwriting executable files such as login
iDefense has confirmed the existence of this vulnerability in MacOS X
10.4.2. Versions 10.4.5 and earlier of the 10.4.x family and versions
10.3.9 of the 10.3.x family of both Mac OS X and Mac OS X Server are
To prevent exploitation from occurring through the Safari web browser,
disable the 'Open safe file types' option in Safari. To achieve this,
within Safari choose Preferences, then choose General, then uncheck the
'Open safe file types' option.
Apple has released Security Update 2006-001 to address this issue:
The Common Vulnerabilities and Exposures (CVE) project has assigned the
name CVE-2006-0391 to this issue.
03/02/2006 Public disclosure
The discoverer of this vulnerability wishes to remain anonymous.
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Copyright © 2006 Verisign, Inc.
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