Microsoft Excel, part of the Microsoft Office product suite, is a spreadsheet application for Windows and Macintosh platforms.
Microsoft Excel 2007 versions lacking the patch (KB2464583) detailed in Microsoft Security Advisory MS11-021 contain an integer overflow vulnerability when parsing data included in a
**400h** substream. An attacker who entices a user to open a specially formatted Excel document may be able to execute arbitrary code on the user's system.
Apply the patch outlined in Microsoft Security Advisory MS11-021.
Exploit works on Microsoft Excel 2007 SP2.
This exploit requires the Compress-Zlib PERL module, which is available from cpan.org.