March 9, 2021—KB5000812 (OS Build 15063.2679)

NEW 3/9/21 End of support for Windows 10, version 1703****IMPORTANT ​​​​This release, dated March 9, 2021, is the final security update for Windows 10, version 1703 on Surface Hub. To continue receiving security and quality updates, Microsoft recommends updating to the latest version of Windows 10.For information about servicing timelines, see the Windows lifecycle fact sheet.

12/8/20
For information about Windows update terminology, see the article about the types of Windows updates and the monthly quality update types. To view other notes and messages, see the Windows 10, version 1703 update history home page.

Highlights

• Updates security for the Windows user interface.
• Updates to improve security when using Microsoft Office products.
• Updates to improve security when Windows performs basic operations.

Improvements and fixes

This security update includes quality improvements. Key changes include:

• Addresses an elevation of privilege security vulnerability documented in CVE-2021-1640 related to print jobs submitted to “FILE:” ports. After installing Windows updates from March 9, 2021 and later, print jobs that are in a pending state before restarting the print spooler service or restarting the OS will remain in an error state. Manually delete the affected print jobs and resubmit them to the print queue when the print spooler service is online.
• Security updates to the Windows Shell, Windows User Account Control (UAC), Windows Fundamentals, Windows Core Networking, the Windows Kernel, the Microsoft Graphics Component, Internet Explorer, Microsoft Edge Legacy, and Windows Media.
  If you installed earlier updates, only the new fixes contained in this package will be downloaded and installed on your device.For more information about the resolved security vulnerabilities, please refer to the new Security Update Guide website.

Windows Update ImprovementsMicrosoft has released an update directly to the Windows Update client to improve reliability. Any device running Windows 10 configured to receive updates automatically from Windows Update, including Enterprise and Pro editions, will be offered the latest Windows 10 feature update based on device compatibility and Windows Update for Business deferral policy. This doesn’t apply to long-term servicing editions.

Known issues in this update

Microsoft is not currently aware of any issues with this update.

How to get this update