CVE-2022-21834 Windows User-mode Driver Framework Reflector Driver Elevation of Privilege Vulnerability

High 7.0 Published Updated

An attacker can exploit a vulnerability in the Windows User-mode Driver Framework Reflector Driver 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-2022-21834?

CVE-2022-21834 is a high-severity vulnerability in Microsoft Windows 10, published on 11 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows User-mode Driver Framework Reflector Driver Elevation of Privilege Vulnerability

Which versions are affected by CVE-2022-21834?

It affects 9 products.

Products include Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Server, Microsoft Windows Server 2008 and 3 more.

How do I fix CVE-2022-21834?

No fix has been published for CVE-2022-21834 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-21834 being exploited?

There is no known exploitation of CVE-2022-21834 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-w8qh-prf7-9pcv.

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