Microsoft Security Updates (09th March 2021)

Ref# ADV2021_30 | Date: Mar 10th 2021

Microsoft has published security updates on 09th March 2021, addressing vulnerabilities in the following products. It is recommended that you take the necessary precautions by ensuring your products are always updated.  

  • Application Virtualization 

  • Azure 

  • Azure DevOps 

  • Azure Sphere 

  • Internet Explorer 

  • Microsoft ActiveX 

  • Microsoft Exchange Server 

  • Microsoft Edge (Chromium-based) 

  • Microsoft Graphics Component 

  • Microsoft Office 

  • Microsoft Office Excel 

  • Microsoft Office PowerPoint 

  • Microsoft Office SharePoint 

  • Microsoft Office Visio 

  • Microsoft Windows Codecs Library 

  • Power BI 

  • Role: DNS Server 

  • Role: Hyper-V 

  • Visual Studio 

  • Visual Studio Code 

  • Windows Admin Center 

  • Windows Container Execution Agent 

  • Windows DirectX 

  • Windows Error Reporting 

  • Windows Event Tracing 

  • Windows Extensible Firmware Interface 

  • Windows Folder Redirection 

  • Windows Installer 

  • Windows Media 

  • Windows Overlay Filter 

  • Windows Print Spooler Components 

  • Windows Projected File System Filter Driver 

  • Windows Registry 

  • Windows Remote Access API 

  • Windows Storage Spaces Controller 

  • Windows Update Assistant 

  • Windows Update Stack 

  • Windows UPnP Device Host 

  • Windows User Profile Service 

  • Windows Wallet Service 

  • Windows Win32K 

For more information on these Microsoft updates, you can follow the URL:

The Guyana National CIRT recommends that users and administrators review these updates and apply them where necessary. 

PDF Download: Microsoft Security Updates.pdf


  • MSRC Security Update (09th March 2021). Retrieved from Microsoft. 


  • Microsoft March 2021 Patch Tuesday fixes 82 flaws, 2 zero-days (09th March 2021). Retrieve from Bleeping Computer by Lawrence Adams