vade79 has discovered a vulnerability in Finder, which can be exploited by malicious, local users to perform certain actions on a vulnerable system with escalated privileges.
The vulnerability is caused due to ".DS_Store" files being created insecurely. This can be exploited via a malicious hard link to overwrite arbitrary files with the privileges of the user running Finder.
The vulnerability has been confirmed in Finder version 10.3.2 on Mac OS X version 10.3.7. Other versions may also be affected.
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Subject: Mac OS X Finder Insecure File Creation Vulnerability
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