CVE-2023-21774: Windows Kernel Elevation of Privilege Vulnerability
First published: Tue Jan 10 2023(Updated: )
Windows Kernel Elevation of Privilege Vulnerability
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server 2008 R2 | ||
| Microsoft Windows 7 | ||
| Microsoft Windows 7 | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows Server | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2019 | ||
| Windows 11 | =22H2 | |
| Windows 11 | =22H2 | |
| Windows 11 | =21H2 | |
| Windows 11 | =21H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Microsoft Windows 10 | ||
| Windows 11 | ||
| Windows 11 | ||
| Windows 11 | ||
| Windows 11 | ||
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows 7 | =sp1 | |
| Microsoft Windows | ||
| Microsoft Windows | ||
| Microsoft Windows RT | ||
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =sp2 | |
| Microsoft Windows Server | =r2-sp1 | |
| Microsoft Windows Server | ||
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2022 | ||
| Windows 10 | =20H2 | |
| Windows 10 | =20H2 | |
| Windows 10 | =20H2 | |
| Windows 10 | =1809 | |
| Windows 10 | =1809 | |
| Windows 10 | =1809 | |
| Windows 10 | =22H2 | |
| Windows 10 | =22H2 | |
| Windows 10 | =22H2 | |
| Windows 10 | =1607 | |
| Windows 10 | =1607 | |
| Windows 10 | =21H2 | |
| Windows 10 | =21H2 | |
| Windows 10 | =21H2 | |
| Windows 10 | ||
| Windows 10 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-21774?
CVE-2023-21774 has been rated as a high severity vulnerability due to its potential for elevation of privilege in the Windows kernel.
How do I fix CVE-2023-21774?
To remediate CVE-2023-21774, install the latest security updates provided by Microsoft for affected Windows versions.
Which versions of Windows are affected by CVE-2023-21774?
CVE-2023-21774 affects various versions of Windows including Windows 10 (all major releases), Windows 11, and certain Windows Server editions.
Can CVE-2023-21774 be exploited remotely?
CVE-2023-21774 requires local access to the system, meaning it cannot be exploited remotely.
What type of vulnerability is CVE-2023-21774?
CVE-2023-21774 is categorized as an elevation of privilege vulnerability affecting the Windows kernel.
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- canonical/microsoft windows server 2012 r2
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- canonical/microsoft windows rt
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- canonical/microsoft windows 8.1
- canonical/microsoft windows server 2019
- canonical/windows 11
- version/windows 11/22h2
- version/windows 11/21h2
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- canonical/microsoft windows server 2016
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- version/microsoft windows server/sp2
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- version/windows 10/1607
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