Secunia

Brett Moore has reported a vulnerability in Microsoft Excel, which can be exploited by malicious people to compromise a user's system.

The vulnerability is caused due to a boundary error when handling Excel files and can be exploited to cause a stack-based buffer overflow.

Successful exploitation allows execution of arbitrary code, but requires that a user is tricked into opening a malicious Excel file or visit a malicious web site.

Solution
Apply patches.
Further details available in Customer Area

Provided and/or discovered by
Brett Moore, Security-Assessment.com.

Changelog
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Original Advisory
MS04-033 (KB886836):
http://www.microsoft.com/technet/security/bulletin/ms04-033.mspx

Security-Assessment.com:
http://www.security-assessment.com/Papers/Buffer_ Overflow_In_Microsoft_Excel.pdf

Other references
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Deep Links
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