Description of the security update for Office 2013: March 9, 2021 (KB4493203)

Summary

This security update resolves Microsoft Excel Remote Code Execution Vulnerability. To learn more about the vulnerability, see the following security advisories:

• Microsoft Common Vulnerabilities and Exposures CVE-2021-27054
• Microsoft Common Vulnerabilities and Exposures CVE-2021-27057

**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 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.

• Download security update 4493203 for the 32-bit version of Office 2013
• Download security update 4493203 for the 64-bit version of Office 2013

More information

Security update deployment information

For deployment information about this update, see Security update deployment information: March 9, 2021 (KB5001208).

Security update replacement information

This security update replaces previously released security update 4486759.

File hash information

File name	SHA1 hash	SHA256 hash
graph2013-kb4493203-fullfile-x86-glb.exe	ACBB9218B3990B346F67E1FC5755188EE60D809B	FAB3799718FC80583E06A71B2F85F8EBBEED6EC6A9822498E3D8654E614E0984
graph2013-kb4493203-fullfile-x64-glb.exe	2D9C458C5068B050A04A77E5A0389F61662EE027	F3247CD538FE958FC85D98A877FC29CD43D66A2291D7D59315743D3E9001BEA7

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.

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For all supported x86-based versions of Office 2013

File identifier	File name	File version	File size	Date	Time
graph.exe	graph.exe	15.0.5327.1000	4526496	10-Feb-21	08:34

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For all supported x64-based versions of Office 2013

File identifier	File name	File version	File size	Date	Time
graph.exe	graph.exe	15.0.5327.1000	6139304	10-Feb-21	08:35

Information about protection and security

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