Secunia

NOTE: This advisory has been revoked. The information in this particular advisory was based on a claim made by Symantec. Symantec erroneously concluded that this was a previously undocumented and unpatched vulnerability. This conclusion was posted in their Symantec Security Response Weblog.

However, further investigation by Secunia has determined that this is in fact MS06-012. This has also been confirmed by Microsoft.

For more information about MS06-012:
SA19138
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A vulnerability has been reported in Microsoft PowerPoint, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to an unspecified error when parsing PowerPoint presentations.

Successful exploitation allows execution of arbitrary code.

NOTE: The vulnerability is currently being actively exploited.

The vulnerability has been reported in Chinese versions of PowerPoint 2000. Other versions may also be affected.

Solution
Do not open untrusted Office documents.

Provided and/or discovered by
Erroneously reported as a 0-day by Symantec.

Changelog
Further details available in Customer Area

Original Advisory
Symantec:
http://www.symantec.com/enterprise/security_response/writeup.jsp?docid=2006-091810-5028-99
http://www.symantec.com/enterprise/security_response/weblog/2006/09/exploit_for_unpatched_vulnerab.html

Deep Links
Links available in Customer Area