Notice: This website is an unofficial Microsoft Knowledge Base (hereinafter KB) archive and is intended to provide a reliable access to deleted content from Microsoft KB. All KB articles are owned by Microsoft Corporation. Read full disclaimer for more details.

December 12, 2017—KB4054521 (Security-only update)


View products that this article applies to.

Improvements and fixes

This security update includes quality improvements. No new operating system features are being introduced in this update. Key changes include:

  • Addresses additional issues with updated time zone information.

  • Security updates to the Microsoft Scripting Engine and Windows Server.

For more information about the resolved security vulnerabilities, see the Security Update Guide.

↑ Back to the top


Known issues in this update

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

↑ Back to the top


How to get this update

This update is now available for installation through WSUS. To get the standalone package for this update, go to the Microsoft Update Catalog website.

File information

For a list of the files that are provided in this update, download the file information for update 4054521.

↑ Back to the top


Keywords: Windows Server 2008 R2 SP1, Windows 7 SP1

↑ Back to the top

Article Info
Article ID : 4054521
Revision : 13
Created on : 3/6/2018
Published on : 3/7/2018
Exists online : False
Views : 458

Minor Releases