CVE-2009-0561

Critical

Description

Integer overflow in Excel in Microsoft Office 2000 SP3, Office XP SP3, Office 2003 SP3, and Office 2004 and 2008 for Mac; Excel in 2007 Microsoft Office System SP1 and SP2; Open XML File Format Converter for Mac; Microsoft Office Excel Viewer 2003 SP3; Microsoft Office Excel Viewer; Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats SP1 and SP2; and Microsoft Office SharePoint Server 2007 SP1 and SP2 allows remote attackers to execute arbitrary code via an Excel file with a Shared String Table (SST) record with a numeric field that specifies an invalid number of unique strings, which triggers a heap-based buffer overflow, aka "Record Integer Overflow Vulnerability."

SeverityCritical
CVSS9.3
Exploit probability—
ProductMicrosoft Office
PublishedJun 10, 2009
First seenJun 10, 2009

How to fix

Affected products

ProductAffected versionsFixed in
microsoft office2004, 2008, xp—
microsoft office_compatibility_pack_for_word_excel_ppt_2007No range specified—
microsoft office_excel2000, 2003, 2007—
microsoft office_excel_viewerNo range specified, 2003—
microsoft office_sharepoint_server2007—
microsoft open_xml_file_format_converterNo range specified—

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