Description of the security update for Office 2010: February 12, 2019

Summary

This security update resolves a security feature bypass vulnerability that exists when Microsoft Office does not validate URLs. To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2019-0540.

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

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.

• Download security update KB 4462174 for the 32-bit version of Office 2010
• Download security update KB 4462174 for the 64-bit version of Office 2010

More Information

Security update deployment information

For deployment information about this update, see security update deployment information: February 12, 2019.

Security update replacement information

This security update replaces the previously released security update 4461614.

File hash information

File name	SHA1 hash	SHA256 hash
mso2010-kb4462174-fullfile-x86-glb.exe	AD7D7F49230CF94496CAA9938E5DA7232C589CCD	061BED55D44A0901D3E6910C6043415727A539CACB488340B4A07B08797A60F6
mso2010-kb4462174-fullfile-x64-glb.exe	963D9355B3084C51EEB7E9758B7584DC78C58D4D	27DEEC4BFBEF6BBBDCC08A03BD3F42906D91D534C8AE02D1615DE33D9E2C6EA0

File informationThe 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.

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For all supported x86-based versions of Office 2010

File identifier	File name	File version	File size	Date	Time
mso.dll.x86	mso.dll	14.0.7229.5000	18,476,896	22-Jan-2019	08:27

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For all supported x64-based versions of Office 2010

File identifier	File name	File version	File size	Date	Time
mso.dll.x64	mso.dll	14.0.7229.5000	24,358,032	22-Jan-2019	08:24
mso.dll.x86	mso.dll	14.0.7229.5000	18,476,896	22-Jan-2019	08:27

How to get help and support for this security updateHelp 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