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MS11-023: Description of the security update for Office 2003: April 12, 2011

Support for Office 2003 has ended

Microsoft ended support for Office 2003 on April 8, 2014. This change has affected your software updates and security options. Learn what this means for you and how to stay protected.

Microsoft has released security bulletin MS11-023. To view the complete security bulletin, visit one of the following Microsoft websites:

How to obtain help and support for this security update

Help installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help protect your computer that is running Windows from viruses and malware:Virus Solution and Security Center

Local support according to your country: International Support

More information about this security update

Prerequisites to apply this security update

To apply this security update, you must have Microsoft Office 2003 Service Pack 3 installed on the computer.

For more information about how to obtain the service pack, click the following article number to view the article in the Microsoft Knowledge Base:
307841 How to obtain the latest service pack for Office 2003

Restart information

You may have to restart the computer after you install this security update.

Security update replacement information

This security update replaces the following security update:
2289187 MS10-087: Description of the security update for Office 2003: November 9, 2010

Removal information

To remove this security update, use the Add or Remove Programs item or the Programs and Features item in Control Panel.

Note When you remove this security update, you may be prompted to insert the disc that contains Office 2003. Additionally, you may not have the option to uninstall this security update from the Add or Remove Programs item or the Programs and Features item in Control Panel. There are several possible causes of this issue.

For more information about the removal, click the following article number to view the article in the Microsoft Knowledge Base:

903771 Information about the ability to uninstall Office updates

File information

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.
File nameFile versionFile sizeDateTime
update security_patch security_update security bug flaw vulnerability malicious attacker exploit registry unauthenticated buffer overrun overflow specially-formed scope specially-crafted denial of service dos

Article ID: 2509503 - Last Review: 05/11/2012 20:55:00 - Revision: 2.0

  • Microsoft Office Professional Edition 2003
  • Microsoft Office Standard Edition 2003
  • Microsoft Office Student and Teacher Edition 2003
  • Microsoft Office Small Business Edition 2003
  • Microsoft Office Basic Edition 2003
  • Microsoft Office Access 2003
  • Microsoft Office Excel 2003
  • Microsoft Office FrontPage 2003
  • Microsoft Office OneNote 2003
  • Microsoft Office Outlook 2003
  • Microsoft Office PowerPoint 2003
  • Microsoft Office Publisher 2003
  • Microsoft Office Word 2003
  • Microsoft Office Project Professional 2003
  • Microsoft Office Project Standard 2003
  • Microsoft Office Visio Professional 2003
  • Microsoft Office Visio Standard 2003
  • kbsecvulnerability kbsecurity kbsecbulletin kbfix kbexpertiseinter kbbug atdownload KB2509503
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