Description of the security update for Office Online Server: January 8, 2019

Applies to: Office Online Server - duplicate (do not use)

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-2019-0585.

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

How to get and install the update


Method 1: Microsoft Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, 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: January 8, 2019.

Security update replacement information

This security update replaces previously released update KB 4011027.

File hash information

File name SHA1 hash SHA256 hash
wacserver2019-kb4461633-fullfile-x64-glb.exe DFC4CEA6C2B36D5E100597EFAD32BD4D5315C4E6 3A8F2CEB90F96587CF37AB16FBDA74EE7ECED77EB1C2AD5CB3C35C645DE14E2C


File information

Download the file information for security update KB 4461633.

How to get help and support for this security update


Help for installing updates: Protect yourself online

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

Local support according to your country: International Support