8.8
CWE
122
Advisory Published
CVE Published
Updated

CVE-2023-36400: Windows HMAC Key Derivation Elevation of Privilege Vulnerability

First published: Tue Nov 14 2023(Updated: )

Windows HMAC Key Derivation Elevation of Privilege Vulnerability

Credit: secure@microsoft.com

Affected SoftwareAffected VersionHow to fix
Microsoft Windows Server 2022 23H2
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Windows 11=23H2
Windows 11=23H2
Windows 11=22H2
Windows 11=22H2
Windows 11=21H2
Windows 11=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows 10<10.0.10240.20308
Microsoft Windows 10<10.0.10240.20308
Microsoft Windows 10<10.0.14393.6452
Microsoft Windows 10<10.0.14393.6452
Microsoft Windows 10<10.0.17763.5122
Microsoft Windows 10<10.0.17763.5122
Microsoft Windows 10<10.0.17763.5122
Microsoft Windows 10<10.0.19041.3693
Microsoft Windows 10<10.0.19041.3693
Microsoft Windows 10<10.0.19041.3693
Microsoft Windows 10<10.0.19045.3693
Microsoft Windows 10<10.0.19045.3693
Microsoft Windows 10<10.0.19045.3693
Windows 11<10.0.22000.2600
Windows 11<10.0.22000.2600
Windows 11<10.0.22621.2715
Windows 11<10.0.22621.2715
Windows 11<10.0.22621.2715
Windows 11<10.0.22621.2715
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2022
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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Frequently Asked Questions

  • What is CVE-2023-36400?

    CVE-2023-36400 is a vulnerability in Windows that allows elevation of privilege.

  • How does CVE-2023-36400 affect Windows?

    CVE-2023-36400 affects various versions of Windows, including Windows Server 2022, Windows 10, Windows 11, and Windows Server 2016.

  • What is the severity of CVE-2023-36400?

    CVE-2023-36400 has a severity rating of 8.8, which is considered critical.

  • Which versions of Windows are affected by CVE-2023-36400?

    CVE-2023-36400 affects Windows Server 2022, Windows 10 (version 22H2, 21H2, and 1809), Windows 11 (version 23H2, 22H2, and 21H2), and Windows Server 2016.

  • How can I fix CVE-2023-36400?

    To fix CVE-2023-36400, you need to apply the respective patches provided by Microsoft for the affected versions of Windows.

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