CVE-2023-36400: Windows HMAC Key Derivation Elevation of Privilege Vulnerability
Published Nov 14, 2023
·Updated
Windows HMAC Key Derivation Elevation of Privilege Vulnerability
Affected Software
48 affected componentsFixes available
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2019
Microsoft Windows 11=23H2
Microsoft Windows 11=23H2
Microsoft Windows 11=22H2
Microsoft Windows 11=22H2
Microsoft Windows 11=21H2
Microsoft Windows 11=21H2
Microsoft Windows Server 2022
Microsoft Windows Server 2022
Microsoft Windows 10 1507<10.0.10240.20308
Microsoft Windows 10 1507<10.0.10240.20308
Microsoft Windows 10 1607<10.0.14393.6452
Microsoft Windows 10 1607<10.0.14393.6452
Microsoft Windows 10 1809<10.0.17763.5122
Microsoft Windows 10 1809<10.0.17763.5122
Microsoft Windows 10 1809<10.0.17763.5122
Microsoft Windows 10 21h2<10.0.19041.3693
Microsoft Windows 10 21h2<10.0.19041.3693
Microsoft Windows 10 21h2<10.0.19041.3693
Microsoft Windows 10 22h2<10.0.19045.3693
Microsoft Windows 10 22h2<10.0.19045.3693
Microsoft Windows 10 22h2<10.0.19045.3693
Microsoft Windows 11 21h2<10.0.22000.2600
Microsoft Windows 11 21h2<10.0.22000.2600
Microsoft Windows 11 22h2<10.0.22621.2715
Microsoft Windows 11 22h2<10.0.22621.2715
Microsoft Windows 11 23h2<10.0.22621.2715
Microsoft Windows 11 23h2<10.0.22621.2715
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows 10
Remediation
Event History
Nov 14, 2023
CVE Published
via Microsoft·08:00 AM
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·05:57 PM
Data Sourced
via MITRE·05:57 PM
DescriptionSeverity
Nov 15, 2023
News Published
12:36 AM
Frequently Asked Questions
1
What is CVE-2023-36400?
CVE-2023-36400 is a vulnerability in Windows that allows elevation of privilege.
2
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.
3
What is the severity of CVE-2023-36400?
CVE-2023-36400 has a severity rating of 8.8, which is considered critical.
4
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.
5
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.