Description of the security update for Excel 2010: January 12, 2021

Summary

This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2021-1713 and Microsoft Common Vulnerabilities and Exposures CVE-2021-1714.

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.

• Download security update 4493186 for the 32-bit version of Excel 2010
• Download security update 4493186 for the 64-bit version of Excel 2010

More information

Security update deployment information

For deployment information about this update, see security update deployment information: January 12, 2021.

Security update replacement information

This security update replaces previously released security update 4493148.

File hash information

File name	SHA1 hash	SHA256 hash
excel2010-kb4493186-fullfile-x86-glb.exe	4F4D6B7077C298716E249B352F1EF001589CAF33	36E6D5B50E934522417485A66C4AF930F10536B1CD1A16BC813865DE6002E76C
excel2010-kb4493186-fullfile-x64-glb.exe	E014EE6E7492407DC13D119A53E9EB5B82E2C0BE	92BB1AA66A1610467742F2F257067185ACC75FD912BF4C50784A95491E0043E0

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 Excel 2010

File identifier	File name	File version	File size	Date	Time
excel.exe	excel.exe	14.0.7264.5000	20,421,240	17-Dec-2020	03:25
excel.man	excel.exe.manifest		1,194	07-Sep-2018	05:40
xl12cnv.exe	excelcnv.exe	14.0.7264.5000	17,857,648	16-Dec-2020	03:23
xlcall32.dll	xlcall32.dll	14.0.7162.5000	10,432	11-Sep-2018	08:12
xlicons.exe	xlicons.exe	14.0.7120.5000	1,480,360	11-Sep-2018	06:21

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For all supported x64-based versions of Excel 2010

File identifier	File name	File version	File size	Date	Time
excel.exe	excel.exe	14.0.7264.5000	27,679,352	17-Dec-2020	03:29
excel.man	excel.exe.manifest		1,196	07-Sep-2018	05:39
xl12cnv.exe	excelcnv.exe	14.0.7264.5000	25,073,272	16-Dec-2020	03:32
xlcall32.dll	xlcall32.dll	14.0.7162.5000	10,944	11-Sep-2018	08:12
xlicons.exe	xlicons.exe	14.0.7120.5000	1,480,360	11-Sep-2018	06:21

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