View products that this article applies to.

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:

  • For individual, small business, and organizational users, use the Windows automatic updating feature to install the fixes from Microsoft Update. To do this, see Get security updates automatically on the Microsoft Safety and Security Center website.

  • For IT professionals, see Microsoft Security Bulletin MS14-023 on the Security TechCenter website.

How to obtain help and support for this security update

Help installing updates: Support for Microsoft UpdateSecurity solutions for IT professionals: TechNet Security Troubleshooting and SupportHelp protect your computer that is running Windows from viruses and malware: Virus Solution and Security CenterLocal 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, 2014The 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

File name

SHA1 hash

SHA256 hash

proof2007-kb2767772-fullfile-x86-zh-cn.exe

B64FD159C640C0E49E03A827D682A0929F1215CD

9ADDAA707B83EA4E53EA63E32FA032BEB1892A3E3F17577A41B3DACE04B1175F

proofloc2010-kb2878284-fullfile-x64-glb.exe

34E853247EAA2C8074D285D9EC2329BCB79A4B06

FC018DF6B2D1216F7339583FE277500E2A5B6D218C85752FF3B279C34921FF22

proofloc2010-kb2878284-fullfile-x86-glb.exe

4590DCD61734C85F17A5F2B1212FDAB00A82B2B6

99055104507D8BC8676CAFCDA05071588EC330B6A3420CEBE863B216C3871F2C

Applies toThis 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

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