Microsoft have released a security advisory on the 13th of April 2021 in line with their regular monthly patch schedule which includes a number of updates to address critical vulnerabilities.
These updates address vulnerabilities which may impact Denial of Service, Elevation of Privilege, Remote Code Execution, Security Restriction Bypass, Information Disclosure and Spoofing.
For more information please see:
Microsoft Security Update Guide – Release Notes – April 2021 Security Update
This release consists of security updates for the following products, features and roles.
- Azure AD Web Sign-in
- Azure DevOps
- Azure Sphere
- Microsoft Edge (Chromium-based)
- Microsoft Exchange Server
- Microsoft Graphics Component
- Microsoft Internet Messaging AP
- Microsoft NTFS
- Microsoft Office Excel
- Microsoft Office Outlook
- Microsoft Office SharePoint
- Microsoft Office Word
- Microsoft Windows Codecs Library
- Microsoft Windows Speech
- Open Source Software
- Role: DNS Server
- Role: Hyper-V
- Visual Studio
- Visual Studio Code
- Visual Studio Code - GitHub Pull Requests and Issues Extension
- Visual Studio Code - Kubernetes Tools
- Visual Studio Code - Maven for Java Extension
- Windows Application Compatibility Cache
- Windows AppX Deployment Extensions
- Windows Console Driver
- Windows Diagnostic Hub
- Windows Early Launch Antimalware Driver
- Windows ELAM
- Windows Event Tracing
- Windows Installer
- Windows Kernel
- Windows Installer
- Windows Media Player
- Windows Network File System
- Windows Overlay Filter
- Windows Portmapping
- Windows Registry
- Windows Remote Procedure Call Runtime
- Windows Resource Manager
- Windows Secure Kernel Mode
- Windows Services and Controller App
- Windows SMB Server
- Windows TCP/IP
- Windows Win32K
- Windows WLAN Auto Config Service
Matsco recommends any affected systems are updated as soon as convenient.
Please contact the Matsco Solutions team on the below if you would like any further information or would like to schedule a maintenance.
support@matscosolutions.com
Beijing +86 400 120 2782
Hong Kong +852 8101 8418
London +44 (0)20 7821 4950
New York +1 866 446 9226
Singapore +65 6100 1090
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