Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2017-8630.

Note To apply this security update, you must have the release version of Office 2016 installed on the computer.

Improvements and fixes

This security update contains improvements and fixes for the following nonsecurity issue:

  • After you export .emf files as .pdf files in Visio 2016, the line weights are displayed incorrectly.

How to get and install the update

Method 1: Microsoft Update

This update is available from Microsoft Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to get security updates automatically, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the stand-alone update package through the Microsoft Download Center. Follow the installation instructions on the download page to install the update.

More Information

Security update deployment information

For deployment information about this update, see security update deployment information: September 12, 2017.

Security update replacement information

This security update doesn't replace any previously released update.

File hash information

Package Name

Package Hash SHA 1

Package Hash SHA 2

oart2016-kb3203474-fullfile-x86-glb.exe

0E7DE69E6EB31F57D32DE1740ACD1379643E60B3

2E46F10D02330F5BB7D212E6C3F23E26D382A438F0B48705ADCE60EF96DD7E47

oart2016-kb3203474-fullfile-x64-glb.exe

4B1D8E7F5848594D5E6DAF30C3C09DD6685294B1

2AAE5B01F75C0834B4A258A5EFC09B369CFBFEACD8A677797F382819602EFF7F

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). The dates and times for these files on your local computer are displayed in your local time together with your current daylight-saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

For all supported x86-based versions of Office 2016

File identifier

File name

File version

File size

Date

Time

igx.dll

igx.dll

16.0.4588.1000

9744568

16-Aug-17

11:54

oart.dll

oart.dll

16.0.4588.1000

12532944

16-Aug-17

11:54

oartodf.dll

oartodf.dll

16.0.4588.1000

1834720

16-Aug-17

11:54

For all supported x64-based versions of Office 2016

File identifier

File name

File version

File size

Date

Time

igx.dll

igx.dll

16.0.4588.1000

11260600

16-Aug-17

11:56

xlsrv.ecs.igx.dll

igx.dll

16.0.4588.1000

11260600

oart.dll

oart.dll

16.0.4588.1000

18272464

16-Aug-17

11:56

xlsrv.ecs.oart.dll

oart.dll

16.0.4588.1000

18272464

oartodf.dll

oartodf.dll

16.0.4588.1000

3311328

16-Aug-17

11:56

xlsrv.ecs.oartodf.dll

oartodf.dll

16.0.4588.1000

3311328

How to get help and support for this security update

Help for installing updates: Windows Update FAQ

Security solutions for IT professionals: Security Support and Troubleshooting

Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure

Local support according to your country: International Support

Propose a feature or provide feedback on Office: Office User Voice portal

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