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Description of the security update for SharePoint Server 2010 Excel Web App: October 13, 2020

Description

None ## 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](<https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16929>). **Note** To apply this security update, you must have the release version of [Service Pack 2 for SharePoint Server 2010 Office Web Apps](<http://support.microsoft.com/kb/2687470>) 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](<https://support.microsoft.com/en-us/help/12373/windows-update-faq>). ### Method 2: Microsoft Update Catalog To get the standalone package for this update, go to the [Microsoft Update Catalog](<http://www.catalog.update.microsoft.com/Search.aspx?q=KB4462175>) 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 icon](https://support.content.office.net/en-us/media/2ae362dc-2179-d733-e930-e231c68a2c4a.png)[Download security update 4462175 for the 64-bit version of SharePoint Server 2010 Excel Web App](<http://www.microsoft.com/download/details.aspx?familyid=fcd56de6-a8d5-4095-86eb-2dc0f0322352>) ## More information ### Security update deployment information For deployment information about this update, see [security update deployment information: October 13, 2020](<https://support.microsoft.com/en-us/help/20201013>). ### Security update replacement information This security update replaces previously released security update [3101522](<http://support.microsoft.com/kb/3101522>). ### File hash information File name| SHA1 hash| SHA256 hash ---|---|--- xlwac2010-kb4462175-fullfile-x64-glb.exe| 65A5ADA714D6FDB620F9265A7E4A624B8EABC1F0| 7C2749D46524F9AFA98DD8A31C1C1790075C9A7270D067152758F284B227CC0F 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. ## __ For all supported x64-based versions of SharePoint Server 2010 Excel Web App 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 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 excelservicesadmin.aspx| excelservicesadmin.aspx| | 5,861| 20-Jan-2009| 03:24 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 securityProtect yourself online: [Windows Security support](<https://support.microsoft.com/hub/4099151>)Learn how we guard against cyber threats: [Microsoft Security](<https://www.microsoft.com/security>)


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