Description of the security update for Office 2013: April 9, 2019

Applies to: Microsoft Office 2013 Service Pack 1


This security update resolves a remote code execution vulnerability that exists when the Microsoft Office Access Connectivity Engine incorrectly handles objects in memory. To learn more about the vulnerability, see the following: 

Note To apply this security update, you must have the release version of Service Pack 1 for Microsoft Office 2013 installed on the computer.

Be aware that the update in the Microsoft Download Center applies to the Microsoft Installer (.msi)-based edition of Office 2013. It doesn't apply to the Office 2013 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 4018300.

File hash information

File name SHA1 hash SHA256 hash
ace2013-kb4462204-fullfile-x86-glb.exe BD08C12BD368C395E8922139C53BC11C807FCA6F D7A74E67FA9720F5D3C752404046646C305074290A6706FACA64FC73A0558529
ace2013-kb4462204-fullfile-x64-glb.exe 8AE9AC51A7972710C4800D05C9AF2DCAA3E512FB 3FA01600E45D1F4C2E505323A14DEB41DECEE60C5733049DAE52B595C51B4DD1

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.

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