Known Vulnerabilities for Windows Server 2022 #3

Introduction:

Staying informed about the latest vulnerabilities and updates is crucial for maintaining system integrity and security. This edition of IT Innovative Insights delves into recent vulnerabilities and issues identified in Windows Server 2022, providing professionals with essential information to safeguard their IT infrastructure.

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Critical Bugs in January Windows Server Updates:

The beginning of the year was marked by a significant challenge for IT professionals, as Microsoft had to retract its January Windows Server cumulative updates. These updates, while addressing 97 security vulnerabilities, inadvertently introduced critical bugs. Key issues included unexpected reboots of domain controllers, inaccessibility of ReFS volume systems, and non-functionality of Hyper-V. Microsoft's quick response to pull the updates underscored the severity of these vulnerabilities.

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RDS Bug Affecting Standard Editions:

A specific zero-day bug impacted the Remote Desktop Services in standard editions of Windows Server 2022. This bug primarily affected the Remote Desktop Connection Broker role, demonstrating the need for continuous vigilance in server management and maintenance.

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Freezing Issues Due to Windows Defender Application Control:

Administrators faced challenges with Windows Server 2022 freezing, traced back to issues with Windows Defender Application Control. An optional patch was released to rectify this, highlighting the importance of timely updates in maintaining system stability.

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VM Issues Post-October Updates:

Post-October updates, Windows Server 2022 virtual machines deployed on VMware experienced blue screens and boot failures. This situation was a reminder of the intricate dependencies between server operating systems and virtualization platforms.

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Netlogon Complications After January Updates:

The January 2022 security updates brought to light complications with Netlogon processes. This issue emphasized the interconnectedness of security updates and fundamental network functions.