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Microsoft Updates
4241
Warning Date
Severity Level
Warning Number
Target Sector
10 November, 2021
● Critical
2021-3827
All
Description:
Microsoft has released security updates to address several vulnerabilities in the following products:
- 3D Viewer
- Azure
- Azure RTOS
- Azure Sphere
- Microsoft Dynamics
- Microsoft Edge (Chromium-based)
- Microsoft Edge (Chromium-based) in IE Mode
- Microsoft Exchange Server
- Microsoft Office
- Microsoft Office Access
- Microsoft Office Excel
- Microsoft Office SharePoint
- Microsoft Office Word
- Microsoft Windows
- Microsoft Windows Codecs Library
- Power BI
- Role: Windows Hyper-V
- Visual Studio
- Visual Studio Code
- Windows Active Directory
- Windows COM
- Windows Core Shell
- Windows Cred SSProvider Protocol
- Windows Defender
- Windows Desktop Bridge
- Windows Diagnostic Hub
- Windows Fastfat Driver
- Windows Feedback Hub
- Windows Hello
- Windows Installer
- Windows Kernel
- Windows NTFS
- Windows RDP
- Windows Scripting
- Windows Virtual Machine Bus
Threats:
Attacker could exploit these vulnerabilities by doing the following:
- Denial of service attack (DoS)
- Spoofing
- Disclosure of information
- Privilege escalation
- Security feature bypass
- Remote code execution
Best practice and Recommendations:
The CERT team encourages users to review Microsoft security advisory and apply the necessary updates:
Update instructions:
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