Summary

This security update resolves a remote code execution vulnerability that exists when Microsoft Office does not correctly handle certain files. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-0801.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 365 Home (see What version of Office am I using?).

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 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: April 9, 2019.

Security update replacement information

This security update replaces previously released security update 4462174.

File hash information

File name

SHA1 hash

SHA256 hash

mso2010-kb4462223-fullfile-x64-glb.exe

483809984F5F5149869BC62AFD0890072D3D01E6

C8EE9CCEE616A76B24FD75F23BB42949AB1ABCF19AC6FEFD7315761E23B98181

mso2010-kb4462223-fullfile-x86-glb.exe

721E4273CFC26B5368EFA9125127D64D03A42BD4

4CBDBEC246E2716724FB9C4F0F7B08A389EE79E26FC1D432DB4715F1DB75E5B3

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.

File identifier

File name

File version

File size

Date

Time

mso.dll.x86

mso.dll

14.0.7232.5000

18,527,376

15-Mar-2019

12:57

File identifier

File name

File version

File size

Date

Time

mso.dll.x64

mso.dll

14.0.7232.5000

24,358,032

15-Mar-2019

01:07

mso.dll.x86

mso.dll

14.0.7232.5000

18,527,376

15-Mar-2019

12:57

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.