CVE-2022-21920 Windows Kerberos Elevation of Privilege Vulnerability

High 8.8 Published Updated

An attacker can exploit a flaw in Windows Kerberos to elevate privileges on affected Windows operating systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2022-21920?

CVE-2022-21920 is a high-severity vulnerability in Microsoft Windows 10, published on 11 Jan 2022. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Windows Kerberos Elevation of Privilege Vulnerability

Which versions are affected by CVE-2022-21920?

It affects 10 products.

Products include Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server and 4 more.

How do I fix CVE-2022-21920?

No fix has been published for CVE-2022-21920 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-21920 being exploited?

There is no known exploitation of CVE-2022-21920 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-2942-p8v5-q78c.

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