Description of the security update for Office for Mac 2011 14.7.7: September 12, 2017

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-2017-8631, CVE-2017-8632, and CVE-2017-8742.

Note If you already have Office 2016 for Mac installed and you don't want to receive Office for Mac 2011 updates, follow the steps in Uninstall Office 2011 for Mac.

In addition to the application improvements that are mentioned in this article, Office for Mac 2011 is now available as a subscription offering. For more information, see Office frequently asked questions.

Improvements and fixes

This update fixes critical issues and also helps to improve security. This security update provides the latest fixes for Office for Mac 2011.

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

Security update deployment information: September 12, 2017

Method 1: Microsoft AutoUpdate for Mac

This update is available from Microsoft AutoUpdate. AutoUpdate is provided together with Office. It automatically keeps Microsoft software up to date. To use AutoUpdate, start a Microsoft Office program, and then click Check for Updates on the Help menu.

Method 2: Microsoft Download Center

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

• Download the Microsoft Office for Mac 14.7.7 update package now

Updated files

For a complete list of the files that this update adds or changes, double-click the update installer, and then click Show Files on the File menu.

Prerequisites

Before you install the Office for Mac 2011 14.7.7 update, make sure that you have Office for Mac 2011 14.1.0 or a later version installed on your computer. Also, make sure that the computer is running Mac OS X 10.5.8 or a later version of the Mac OS X operating system. 

To verify that the computer meets this prerequisite, click About This Mac on the Apple menu.

To verify that Office for Mac 2011 14.1.0 is installed on your computer, follow these steps:

1. On the Go menu, click Applications.
2. Open the Microsoft Office 2011 folder, and then start any Office application. (For example, start Microsoft Word.)
3. On the application menu, click About <application>.
4. In the About <application> dialog box, note the version number that is displayed. The version should be 14.1.0 or a later version.

Update replacement information

This security update replaces security update 3212224.

How to obtain help and support for this security update

Security solutions for IT professionals: TechNet Security Support and Troubleshooting

Local support according to your country: International Support