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
94.9%
IMPORTANT For Windows Server 2012, the end of support (EOS) date is October 10, 2023. Extended Security Updates (ESUs) will be available for purchase no later than October 2022, but available for installation after the EOS date, October 10, 2023. ESUs will continue for three years, renewable on an annual basis, until the final date on October 13, 2026. We recommend that you upgrade to a later version of Windows Server.Learn more about the ESU programLearn more about upgrading Windows Server
Learn more about this security-only update, including improvements, any known issues, and how to get the update.
NOTES
This update contains miscellaneous security improvements to internal Windows OS functionality. No specific issues are documented for this release.For more information about the resolved security vulnerabilities, please refer to the Deployments | Security Update Guide and the June 2023 Security Updates.
We are currently not aware of any issues with this update.
Before installing this updateWe 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 (KB5027575) will be offered to you automatically. To get the standalone package for the latest SSU, search for it in the Microsoft Update Catalog.
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 (KB5026366).
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 WindowsInstall 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 2012, Windows Embedded 8 StandardClassification: Security Update |
For a list of the files that are provided in this update, download the file information for update KB5027281.
Learn about the standard terminology that is used to describe Microsoft software updates.