Microsoft have released a security advisory on the 15th of October 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, Spoofing, Remote Code Execution, Information Disclosure and Security Restriction Bypass.
For more information please see: Microsoft Security Update Guide – Release Notes – October 2021 Security Update
This release consists of security updates for the following products, features and roles:
- .NET Core & Visual Studio
- Active Directory Federation Services
- Console Window Host
- HTTP.sys
- Microsoft DWM Core Library
- Microsoft Dynamics
- Microsoft Edge (Chromium-based)
- Microsoft Exchange Server
- Microsoft Graphics Component
- Microsoft Intune
- Microsoft Office Excel
- Microsoft Office SharePoint
- Microsoft Office Visio
- Microsoft Office Word
- Microsoft Windows Codecs Library
- Rich Text Edit Control
- Role: DNS Server
- Role: Windows Active Directory Server
- Role: Windows AD FS Server
- Role: Windows Hyper-V
- System Center
- Visual Studio
- Windows AppContainer
- Windows AppX Deployment Service
- Windows Bind Filter Driver
- Windows Cloud Files Mini Filter Driver
- Windows Common Log File System Driver
- Windows Desktop Bridge
- Windows DirectX
- Windows Event Tracing
- Windows exFAT File System
- Windows Fastfat Driver
- Windows Installer
- Windows Kernel
- Windows MSHTML Platform
- Windows Nearby Sharing
- Windows Network Address Translation (NAT)
- Windows Print Spooler Components
- Windows Remote Procedure Call Runtime
- Windows Storage Spaces Controller
- Windows TCP/IP
- Windows Text Shaping
- Windows Win32K
Matsco recommends any affected systems are updated as soon as convenient.