MS14-023: Vulnerability in Microsoft Office could allow remote code execution


Introduction


This update resolves vulnerabilities in Microsoft Office that could allow remote code execution when an Office file that is located in the same network directory as a specially crafted library file is opened.

Summary


Microsoft has released security bulletin MS14-023. Learn more about how to obtain the fixes that are included in this security bulletin: 

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

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Local support according to your country: International Support

More information about this security update

Known issues and additional information about this security update

The following articles contain additional information about this security update as it relates to individual product versions. The articles may contain known issue information. If this is the case, the known issue is listed below each article link.
  • 2880463 MS14-023: Description of the security update for Office Proofing Tools 2013: May 13, 2014
  • 2878316 MS14-023: Description of the security update for Office 2013: May 13, 2014
  • 2878284 MS14-023: Description of the security update for Office 2010 Proofing Tools: May 13, 2014

    The following is the known issue in security update 2878284. For more information about this known issue, see security update 2878284.
    • After you install this security update, you cannot uninstall the Microsoft Simplified Chinese Grammar Checker.
  • 2767772 MS14-023: Description of the security update for Office Proofing Tools 2007: May 13, 2014

Applies to

This article applies to the following:
  • Microsoft Office 2013 Service Pack 1
  • Microsoft Office Proofing Tools 2013
  • Microsoft Office 2010 Proofing Tools
  • Microsoft Office Proofing Tools 2007