CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
90.8%
REMINDER
For customers who need additional time to upgrade and modernize their devices running Windows Server 2008 R2 on Azure, we offer one additional year of Extended Security Updates on Azure only, beginning February 14, 2023 and ending on January 9, 2024. This also applies to Azure Stack HCI, Azure Stack Hub, and other Azure products.
Customers who get the additional fourth year of free extended security updates (ESUs) must follow the procedures in KB4522133 to continue receiving security updates after extended support ended on January 10, 2023. For more information about ESU and which editions are supported, see KB4497181.
The steps to install, activate, and deploy ESUs remain the same. For more information, see Obtaining Extended Security Updates for eligible Windows devices for the Volume Licensing process. For embedded devices, contact your original equipment manufacturer (OEM). For more information, see the ESU blog.
We recommend that you upgrade to a later version of Windows Server.Learn more about upgrading Windows Server
Learn more about this security-only update, including improvements, any known issues, and how to get the update.
NOTE As of July 2020, optional non-security releases for this operating system are no longer offered. Operating systems in extended support have only cumulative monthly security updates.Verify that you have installed the required updates in theHow 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 article. To view other notes and messages for Windows Server 2008 R2, see the following update history home page.
This update makes improvements for the following issues:
Symptom | Next step |
---|---|
After installing this update and restarting your device, you might receive the error, “Failure to configure Windows updates. Reverting Changes. Do not turn off your computer,” and the update might show as Failedin Update History. | This is expected in the following circumstances: |
Before installing this update****IMPORTANT Customers who get an additional fourth year of free extended security updates (ESUs) only on Azure for versions of these operating systems must follow the procedures in KB4522133 to continue receiving security updates.For more information about ESU and which editions are supported, see KB4497181.Note For Windows Embedded Standard 7, Windows Management Instrumentation (WMI) must be enabled to get updates from Windows Update or Windows Server Update Services.Language packsIf 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.Learn about adding a language pack to WindowsPrerequisiteYou must install the updates listed below andrestart your device before installing the latest Monthly Rollup. Installing these updates improves the reliability of the update process and mitigates potential issues while installing the Monthly Rollup and applying Microsoft security fixes.
For Windows Server 2008 R2 SP1, you must have the servicing stack update (SSU) (KB5031658) or a later SSU update installed. For more information about the latest SSU updates, see ADV990001 | Latest Servicing Stack Updates.
If you use Windows Update, the latest SSU will be offered to you automatically if you are an ESU customer. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog. For general information about SSUs, see Servicing stack updates and Servicing Stack Updates (SSU): Frequently Asked Questions.
5. Download the ESU MAK add-on key from the VLSC portal and deploy and activate the ESU MAK add-on key. If you use the Volume Activation Management Tool (VAMT) to deploy and activate keys, follow the instructions here.
IMPORTANT You do not need an additional key for deployment of the following:
* You do not need to deploy an additional ESU key for Azure virtual machines (VMs), Azure Stack HCI.
* For other Azure products such as Azure VMWare, Azure Nutanix solution Azure Stack (Hub, Edge), or for bring-your-own images on Azure for Windows Server 2008 R2 SP1 you do need to deploy the ESU key. The steps to install, activate, and deploy ESUs are the same for the fourth year of ESU coverage.
REMINDER If you are using Security-only updates, you will also need to install all previous Security-only updates and the latest cumulative update for Internet Explorer (KB5031355).
Install this update****Release Channel | Available | Next Step |
---|---|---|
Windows Update and Microsoft Update | No | See the other options below. |
Microsoft Update Catalog | Yes | To get the standalone package for this update, go to the Microsoft Update Catalog website. |
Windows Server Update Services (WSUS) | Yes | This update will automatically sync with WSUS if you configure Products and Classifications as follows:Product: Windows Server 2008 R2 Service Pack 1, Windows Embedded POSReady 7Classification: Security Updates |
For a list of the files that are provided in this update, download the file information for update KB5031441.
Learn about the standard terminology that is used to describe Microsoft software updates.