CVE-2021-43207 Windows Common Log File System Driver Elevation of Privilege Vulnerability

High 7.8 Published Updated

An attacker can exploit a vulnerability in the Windows Common Log File System 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-2021-43207?

CVE-2021-43207 is a high-severity vulnerability in Microsoft Windows 10, published on 15 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Which versions are affected by CVE-2021-43207?

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-2021-43207?

No fix has been published for CVE-2021-43207 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-43207 being exploited?

There is no known exploitation of CVE-2021-43207 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-w3v4-69ph-pfjp.

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