Summary

This security update resolves a remote code execution vulnerability that exists in Microsoft Excel if the software does not correctly handle objects in memory.  To learn more about the vulnerability, see Microsoft Common Vulnerabilities and Exposures CVE-2020-16929.

Note To apply this security update, you must have the release version of Service Pack 2 for Microsoft SharePoint Server 2010 installed on the computer.

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: October 13, 2020.

Security update replacement information

This security update replaces previously released security update 4484191.

File hash information

File name

SHA1 hash

SHA256 hash

xlsrv2010-kb4484531-fullfile-x64-glb.exe

B7253DCE4335CA556B715C1ABA0C470B6C6EA1E1

674D6140A1C6AEADD06221A417799139920589DD2B54D6600B27769D52C22F00


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

cuixas.js

cuixas.js

263,367

07-Jan-2014

03:02

dynamicgridcontent.asmx

dynamicgridcontent.asmx|dynamicgridcontent.json

313

12-Feb-2008

12:44

ewabrowsercompat.js

ewabrowsercompat.js

6,565

05-Nov-2009

11:47

ewachart.png

91,313

08-Dec-2010

04:43

ewacmdui.xml

ewacmdui.xml

116,740

08-Dec-2010

08:28

ewainternalwebservice.asmx

ewainternalwebservice.asmx|ewainternalwebservice.json

322

12-Feb-2008

12:44

ewamenu.js

ewamenu.js

41,074

13-Aug-2015

02:48

ewamoss.js

ewamoss.js

786,371

15-Mar-2017

03:05

ewanewwpctrl.ascx

excelwebrenderernewwebpartcontrol.ascx

2,202

15-Jun-2009

01:07

ewaparameterstaskpane.ascx

ewaparameterstaskpane.ascx

1,511

28-Sep-2009

09:29

ewareadmodetoolbar.ascx

ewareadmodetoolbar.ascx

3,963

08-Dec-2010

08:28

ewastringshandler.ashx

ewastringshandler.ashx

317

22-Nov-2012

08:59

ewrdynamicimageprovider.aspx

dynamicimageprovider.aspx

433

02-Jun-2009

11:56

ewrdynamicslicerprovider.aspx

dynamicslicerprovider.aspx

529

02-Jun-2009

11:56

ewrtreeview.js

ewrtreeview.js

19,012

15-Jun-2009

01:08

ewrxlfilehandler.aspx

xlfilehandler.aspx

421

02-Jun-2009

11:56

ewrxlviewer.aspx

xlviewer.aspx

9,316

08-Dec-2010

08:32

ewrxlviewerinternal.aspx

xlviewerinternal.aspx

13,540

08-Dec-2010

08:32

excelrest.aspx

excelrest.aspx

923

20-Mar-2009

02:02

excelservercreateapplication.aspx

excelservercreateapplication.aspx

5,364

04-Sep-2009

05:03

excelserversafedataprovider.aspx

excelserversafedataprovider.aspx

6,188

20-Sep-2008

08:29

excelserversafedataproviders.aspx

excelserversafedataproviders.aspx

5,219

20-Sep-2008

08:29

excelserversettings.aspx

excelserversettings.aspx

10,724

21-Apr-2009

11:42

excelservertrusteddcl.aspx

excelservertrusteddcl.aspx

5,753

20-Jan-2009

03:23

excelservertrusteddcls.aspx

excelservertrusteddcls.aspx

5,196

20-Sep-2008

08:30

excelservertrustedlocation.aspx

excelservertrustedlocation.aspx

11,928

04-Sep-2009

05:03

excelservertrustedlocations.aspx

excelservertrustedlocations.aspx

5,213

20-Sep-2008

08:30

excelserveruserdefinedfunction.aspx

excelserveruserdefinedfunction.aspx

6,048

20-Jan-2009

03:24

excelserveruserdefinedfunctions.aspx

excelserveruserdefinedfunctions.aspx

5,229

20-Sep-2008

08:30

excelservicedisco.aspx

excelservicedisco.aspx

1,401

21-Feb-2008

11:53

excelservicesadmin.aspx

excelservicesadmin.aspx

5,861

20-Jan-2009

03:24

excelservicewsdl.aspx

excelservicewsdl.aspx

58,456

15-Jun-2009

01:06

excelwebrenderer.ascx

excelwebrenderer.ascx

4,877

08-Dec-2010

08:28

inputformexcelserversetting.ascx

inputformexcelserversetting.ascx

2,777

21-Feb-2008

11:42

mewadynamicimageprovider.aspx

dynamicimageprovider.aspx

433

02-Jun-2009

11:56

microsoft.office.excel.webui.internal.dll

microsoft.office.excel.webui.internal.dll

14.0.7006.1000

641,640

22-Nov-2012

09:18

microsoft.office.excel.webui.mobile.dll

microsoft.office.excel.webui.mobile.dll

14.0.7160.5000

114,760

16-Sep-2015

12:15

slicerrenderer.ascx

slicerrenderercontrol.ascx

7,687

05-Nov-2009

11:44

xlsrv.dll

xlsrv.dll

14.0.7261.5000

14,676,128

18-Sep-2020

05:49

xlsrvintl.dll.1033

xlsrvintl.dll

14.0.7261.5000

115,384

15-Sep-2020

11:45

Information about protection and security

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