Description of the security update for Outlook 2010: December 8, 2020

Applies to: Microsoft Office 2010 Service Pack 2

Summary


This security update resolves Microsoft Outlook information disclosure vulnerabilities. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2020-17119.

Note To apply this security update, you must have the release version of Service Pack 2 for Office 2010 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2010. It doesn't apply to the Office 2010 Click-to-Run editions, such as Microsoft Office 2010 Home and Student (see What version of Office am I using?).

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 standalone package for this update, go to the Microsoft Update Catalog website.

Method 3: Microsoft Download Center

You can get the standalone 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: December 8, 2020.

Security update replacement information

This security update replaces previously released security update 4486663.

File hash information

File name SHA1 hash SHA256 hash
outlookloc2010-kb4486742-fullfile-x86-glb.exe 49677616ECE3A820F4A2838EEBFDEE1F4521770C AFFE0D1BB66CAB02C1F3EA8B1CA02C77E23FDF737031F25A372522B9B54AD778
outlookloc2010-kb4486742-fullfile-x64-glb.exe 44245339B01280918FA8C7A2F34B46BE5636BB82 9C1150CBE6A08BD4E722DA1CCF18A210C2142D2E6FAC38F0C60B91ED90FD0584


File information

The English (United States) version of this software update installs files that have the 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.

Information about protection and security


Protect yourself online: Windows Security support

Learn how we guard against cyber threats: Microsoft Security