Microsoft Office Excel Invalid Object Reference Vulnerability
Last Update Date:
28 Jan 2011
Release Date:
25 Feb 2009
4593
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RISK: Medium Risk
A vulnerability has been reported in Microsoft Excel, which can be exploited by malicious people to compromise a user's system.
The vulnerability is caused due to an error that may cause an invalid object to be referenced when opening an Excel document.Successful exploitation allows execution of arbitrary code.
Impact
- Remote Code Execution
System / Technologies affected
- Microsoft Excel 2000
- Microsoft Excel 2002
- Microsoft Excel 2003
- Microsoft Excel 2007
- Microsoft Office 2000
- Microsoft Office XP
- Microsoft Office 2003
- Microsoft Office 2007
- Microsoft Office 2004 for Mac
- Microsoft Office 2008 for Mac
- Microsoft Office Compatibility Pack for Word, Excel, and PowerPoint 2007 File Formats
- Microsoft Office Excel Viewer 2003
- Microsoft Office Excel Viewer 2007
Solutions
Note: There is no patch available for this vulnerability currently.
Workaround:
It is recommended to use MOICE (Microsoft Office Isolated Conversion Environment) for opening untrusted Office documents and/or using Microsoft Office File Block policy to block the opening of Office 2003 and earlier documents.
Vulnerability Identifier
Source
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