CVE-2023-36407 Windows Hyper-V Elevation of Privilege Vulnerability

High 7.8 Published Updated

An attacker can exploit a flaw in Windows Hyper-V to elevate privileges on affected Windows systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-36407?

CVE-2023-36407 is a high-severity vulnerability in Microsoft Windows 11 21h2, published on 14 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Hyper-V Elevation of Privilege Vulnerability

Weakness: CWE-20

Which versions are affected by CVE-2023-36407?

It affects 5 products.

Products include Microsoft Windows 11 21h2, Microsoft Windows 11 22h2, Microsoft Windows 11 23h2, Microsoft Windows Server 2022, Microsoft Windows Server 2022 23h2.

How do I fix CVE-2023-36407?

No fix has been published for CVE-2023-36407 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-36407 being exploited?

There is no known exploitation of CVE-2023-36407 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

All Microsoft Windows 11 21h2 vulnerabilities

Sources

Also known as GHSA-j6p3-4997-wc62.

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