Description of the security update for Office 2016: September 12, 2017

ID KB3203474
Type mskb
Reporter Microsoft
Modified 2017-09-12T07:00:00




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 2016File 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 FAQSecurity solutions for IT professionals: Security Support and TroubleshootingHelp for protecting your Windows-based computer from viruses and malware: Microsoft SecureLocal support according to your country: International SupportPropose a feature or provide feedback on Office: Office User Voice portal