April 9, 2024—KB5036969 (Monthly Rollup)
Applies To
Windows Server 2012 ESURelease Date:
4/9/2024
Version:
Monthly Rollup
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Important The installation of this Extended Security Update (ESU) might fail when you try to install it on an Azure Arc-enabled device that is running Windows Server 2012. For a successful installation, please make sure all Subset of endpoints for ESU only are met as described in Connected Machine agent network requirements. |
Reminder
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Windows Server 2012 reached the end of support (EOS) on October 10, 2023. Extended Security Updates (ESUs) are available for purchase and will continue for three years, renewable on an annual basis, until the final date on October 13, 2026. For more information, see Windows Server End of Support: Key Dates. For information about the procedure to continue receiving security updates, see KB5031043: Procedure to continue receiving security updates after extended support has ended on October 10, 2023. For more information about the ESU program, see Learn about the ESU program. We recommend that you upgrade to a later version of Windows Server. For more information, see Overview of Windows Server upgrades.
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Windows Embedded 8 Standard reached the end of support (EOS) on July 11, 2023. Therefore, technical assistance and software updates are no longer provided.
Summary
Learn more about this security-only update, including improvements, any known issues, and how to get the update.
Note Verify that you have installed the required updates listed in the How to get this update section before installing this update.
For information about the various types of Windows updates, such as critical, security, driver, service packs, and so on, please see the following Description of the standard terminology that is used to describe Microsoft software updates. To view other notes and messages, see the Windows Server 2012 update history home page.
Improvements
This cumulative security update contains improvements that are part of update KB5035930 (released March 12, 2024). This update includes the following improvements:
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Daylight saving time (DST) changes for Samoa 2021, Kazakhstan 2024, and Palestine Authority 2024. For more information about DST changes, see the Daylight Saving Time & Time Zone Blog.
For more information about the resolved security vulnerabilities, please refer to the Deployments | Security Update Guide and the April 2024 Security Updates.
Known issues in this update
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Symptoms |
Next step |
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After installing this update on domain controllers (DCs), you might notice a significant increase in NTLM authentication traffic. This issue is likely to affect organizations that have a very small percentage of primary domain controllers in their environment and high NTLM traffic. |
This issue is resolved in the Windows update (KB5037778) released on or after May 14, 2024. |
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After installing this update, Windows devices might encounter VPN connection failures. |
This issue is resolved in the Windows update (KB5037778) released on or after May 14, 2024. |
How to get this update
Before installing this update
We strongly recommend that you install the latest servicing stack update (SSU) for your operating system before installing the latest Rollup. SSUs improve the reliability of the update process to mitigate potential issues while installing the Rollup and applying Microsoft security fixes. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
If you use Windows Update, the latest SSU (KB5037022) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.
Language packs
If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Learn about adding a language pack to Windows.
Install this update
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Release Channel |
Available |
Next Step |
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Windows Update and Microsoft Update |
Yes |
None. This update will be downloaded and installed automatically from Windows Update. |
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Microsoft Update Catalog |
Yes |
To get the standalone package for this update, go to the Microsoft Update Catalog website. To download updates from the Update Catalog, see Steps to download updates from the Windows Update Catalog. |
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Windows Server Update Services (WSUS) |
Yes |
This update will automatically sync with WSUS if you configure Products and Classifications as follows: Product: Windows Server 2012 Classification: Security Updates For more information, see Configure classifications and products to synchronize. |
File information
For a list of the files that are provided in this update, download the file information for update KB5036969.
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