Windows Server 2008 R2 is a time-tested server operating system that is still used in some enterprise environments due to its reliability and support for key server roles. This page provides updates for Windows Server 2008 R2 that enhance security, performance, and compatibility. You can download them from the official Microsoft website or directly from our server. Each update is described in detail, including its features and purpose.
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List of Updates
Updates for Windows Server 2008 R2
Update KB4474419, released on September 10, 2019 (version 3), adds SHA-2 support for Windows Server 2008 R2 SP1. This is a critical security update required for installing subsequent SHA-2 signed patches.
Key Features and Changes:
1. Adds support for SHA-2 signatures for updates.
2. Resolves issues with installing patches released after July 2019.
3. Addresses vulnerabilities related to outdated SHA-1 (CVE-2019-XXXX).
4. Required for compatibility with modern updates.
KB4474419 is mandatory for all Windows Server 2008 R2 systems before installing new updates under the Extended Security Updates (ESU) program.
Update KB4484071, released on February 19, 2019, is an update for WSUS (Windows Server Update Services) on Windows Server 2008 R2. It improves the functionality of the update service.
Key Features and Changes:
1. Resolves WSUS synchronization issues.
2. Enhances the reliability of delivering updates to client machines.
3. Fixes errors in WSUS operation when using HTTPS.
4. Improves compatibility with new patches.
KB4484071 is necessary for servers performing the WSUS role to ensure stable update distribution.
Update KB4490628, released on March 12, 2019, is a Servicing Stack Update (SSU) for Windows Server 2008 R2 SP1. It updates the system’s update components.
Key Features and Changes:
1. Improves the servicing stack for installing SHA-2 patches.
2. Fixes crashes in Windows Update.
3. Enhances the reliability of the update installation process.
4. Required before installing subsequent cumulative updates.
KB4490628 is critical for preparing the system for new patches after SHA-2 implementation.
Update KB4534310, released on January 14, 2020, is the last cumulative update for Windows Server 2008 R2 before the end of mainstream support. It raises the build to 6.1.7601.24545.
Key Features and Changes:
1. Addresses vulnerabilities in the kernel and network components (CVE-2020-0601).
2. Fixes the issue with desktop wallpapers (black background).
3. Enhances the security of cryptographic operations.
4. Improves system stability before transitioning to ESU.
KB4534310 is recommended to install before activating the ESU program.
Update KB3177467 (version 2), released on September 20, 2016, is a Servicing Stack Update (SSU) for Windows Server 2008 R2 SP1.
Key Features and Changes:
1. Updates the system’s update components.
2. Fixes errors in Windows Update.
3. Enhances compatibility with future patches.
4. Improves the update installation process.
KB3177467 is a foundational update for the stable operation of the update system.
Update KB3197867, released on November 8, 2016, is a monthly cumulative update for Windows Server 2008 R2 SP1. It raises the build to 6.1.7601.23584.
Key Features and Changes:
1. Addresses vulnerabilities in the kernel and security components.
2. Fixes errors in Active Directory operation.
3. Enhances file operation performance.
4. Improves system stability.
KB3197867 includes all fixes for November 2016.
Update KB4457144, released on September 11, 2018, is a monthly cumulative update for Windows Server 2008 R2 SP1. It raises the build to 6.1.7601.24234.
Key Features and Changes:
1. Addresses vulnerabilities in the kernel and network stack (CVE-2018-8440).
2. Fixes authentication issues in Active Directory.
3. Enhances the security of the Windows Update service.
4. Improves Hyper-V performance.
KB4457144 includes all fixes for September 2018.
Update KB4601363, released on February 9, 2021, is a security update under the Extended Security Updates (ESU) program for Windows Server 2008 R2 SP1.
Key Features and Changes:
1. Addresses vulnerabilities in the kernel and network components (CVE-2021-1727).
2. Enhances DNS service security.
3. Fixes errors in Hyper-V operation.
4. Improves system stability for ESU participants.
KB4601363 is available only for servers with an active ESU subscription.
