Description of the security update for Excel 2010: December 8, 2020

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 the following security advisories:

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.

More information

Security update deployment information

For deployment information about this update, see security update deployment information: December 8, 2020.

Security update replacement information

This security update replaces previously released security update 4486743.

File hash information

File name

SHA1 hash

SHA256 hash

excel2010-kb4493148-fullfile-x86-glb.exe

55B58DE816CEF94F52129C46416FBDF46D12CE05

8F07DF7C9E99C8E68AECD3E7D347340645D2F91BC34646D3060F29A8C4B5A7E9

excel2010-kb4493148-fullfile-x64-glb.exe

628F9B7808194CDA8122E03058BA9AAE12513F66

15D66CB22F4C9B2EC6D5FE1850C8E16A6EA23144E048B24E03BD1BEEDF579634


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

excel.exe

excel.exe

14.0.7263.5000

20,420,224

17-Nov-2020

08:04

excel.man

excel.exe.manifest

1,194

06-Nov-2009

12:00

xl12cnv.exe

excelcnv.exe

14.0.7263.5000

17,857,152

12-Nov-2020

04:17

xlcall32.dll

xlcall32.dll

14.0.7162.5000

10,432

13-Oct-2015

07:52

xlicons.exe

xlicons.exe

14.0.7120.5000

1,480,360

05-Mar-2014

07:06

File identifier

File name

File version

File size

Date

Time

excel.exe

excel.exe

14.0.7263.5000

27,677,816

17-Nov-2020

08:05

excel.man

excel.exe.manifest

1,196

06-Nov-2009

12:23

xl12cnv.exe

excelcnv.exe

14.0.7263.5000

25,072,760

12-Nov-2020

04:30

xlcall32.dll

xlcall32.dll

14.0.7162.5000

10,944

13-Oct-2015

08:00

xlicons.exe

xlicons.exe

14.0.7120.5000

1,480,360

05-Mar-2014

07:06

Information about protection and security

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