Description of the security update for SharePoint Enterprise Server 2013: October 13, 2020


None ## Summary This security update resolves a remote code execution vulnerability that exists in Microsoft Excel software 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 1 for Microsoft SharePoint Server 2013](<http://support.microsoft.com/kb/2880552>) 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=KB4486687>) 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 4486687 for the 64-bit version of SharePoint Enterprise Server 2013](<http://www.microsoft.com/download/details.aspx?familyid=b81425a7-bbb8-4fac-a866-3ae623b18c4c>) ## 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 [4484516](<http://support.microsoft.com/kb/4484516>). ### File hash information File name| SHA1 hash| SHA256 hash ---|---|--- xlsrvloc2013-kb4486687-fullfile-x64-glb.exe| A4FBDB3C16F7B806E4C002489A36CD75C6EA73DE| 8DDB2477CEC28614641C1A88589BA258069636AD16B42A7A959CB89C5F151E8B File informationDownload [the list of files that are included in security update 4486687](<https://download.microsoft.com/download/f/8/a/f8a58c34-850e-47ce-bf83-931cafedc451/4486687.csv>). ## Information about protection and security Protect 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>)