Description of the security update for Office 2016: April 11, 2017

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-2017-0199.

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

Deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:

Security update deployment information: April 11, 2017

How to get and install the update

Method 1: Microsoft Update

This update is no longer available from Microsoft Update. It has been replaced by KB3213545.

Method 2: Microsoft Update Catalog

This update is no longer available from the Microsoft Update Catalog website. It has been replaced by KB3213545.

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 replacement information

This security update does not replace any previously released security update.

File hash information

Package Name	Package Hash SHA 1	Package Hash SHA 2
msodll302016-kb3178703-fullfile-x86-glb.exe	FD0DB52C82A9D2435CA6D8A7D38761F8E369C6EF	26D6AFAD4646179B7174DD1A68D3CECF2F902C9BAEF88696288BCBCE67B525EE
msodll302016-kb3178703-fullfile-x64-glb.exe	C3FEB473A4DC1CFA208D409B9B0D408748FD104E	CC10E6FE3D7CAD045CBA1777B951260B654504F5033EC2535EAAF34CF492A0AC

File information

The English version of this security update has the file attributes (or later file attributes) that are listed in the following table.

For all supported x86-based versions of Office 2016

File identifier	File name	File version	File size	Date	Time
msointl30.dll.x86.2074	msointl30.dll	16.0.4309.1000	60608	15-Mar-17	08:26
msointl30.dll.x86.1054	msointl30.dll	16.0.4483.1000	80632	15-Mar-17	08:26
mso30win32client.dll	mso30win32client.dll	16.0.4522.1000	4748544
mso30win32client.dll.x64	mso30win32client.dll	16.0.4522.1000	4748544	15-Mar-17	08:12
msointl30.dll.x86.1033	msointl30.dll	16.0.4309.1000	59584	14-Mar-17	08:24
mso30win32client.dll.x86	mso30win32client.dll	16.0.4522.1000	3186944	15-Mar-17	08:14

For all supported x64-based versions of Office 2016

File identifier	File name	File version	File size	Date	Time
conversion.msoserver.msointl30_win32.dll_2074	msointl30_win32.dll	16.0.4309.1000	60608
msointl30.dll.x64.2074	msointl30.dll	16.0.4309.1000	60608	15-Mar-17	08:21
conversion.msoserver.msointl30_win32.dll_1054	msointl30_win32.dll	16.0.4483.1000	80640	15-Mar-17	08:21
msointl30.dll.x64.1054	msointl30.dll	16.0.4483.1000	80640	15-Mar-17	08:21
msointl30.dll.x86.2074	msointl30.dll	16.0.4309.1000	60608	15-Mar-17	08:26
msointl30.dll.x86.1054	msointl30.dll	16.0.4483.1000	80632	15-Mar-17	08:26
conversion.msoserver.msointl30_win32.dll_1033	msointl30_win32.dll	16.0.4309.1000	59584
msointl30.dll.x64.1033	msointl30.dll	16.0.4309.1000	59584	14-Mar-17	08:26
mso30win32client.dll	mso30win32client.dll	16.0.4522.1000	4748544
mso30win32client.dll.x64	mso30win32client.dll	16.0.4522.1000	4748544	15-Mar-17	08:12
msointl30.dll.x86.1033	msointl30.dll	16.0.4309.1000	59584	14-Mar-17	08:24
mso30win32client.dll.x86	mso30win32client.dll	16.0.4522.1000	3186944	15-Mar-17	08:14

How to get help and support for this security update

Help for installing updates: Support for Microsoft Update

Security solutions for IT professionals: TechNet Security Troubleshooting and Support

Help for protecting your Windows-based computer from viruses and malware: Virus Solution and Security Center

Local support according to your country: International Support

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