CVE-2025-21284 Windows Virtual Trusted Platform Module Denial of Service Vulnerability

Medium 5.5 Published Updated

An attacker can cause a denial of service in the Windows Virtual Trusted Platform Module, affecting system availability.

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-2025-21284?

CVE-2025-21284 is a medium-severity denial of service vulnerability in Microsoft Windows 10 1507, published on 14 Jan 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Virtual Trusted Platform Module Denial of Service Vulnerability

Weakness: CWE-20

Which versions are affected by CVE-2025-21284?

It affects 13 products.

Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 22h2 and 7 more.

How do I fix CVE-2025-21284?

No fix has been published for CVE-2025-21284 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-21284 being exploited?

There is no known exploitation of CVE-2025-21284 in the wild and no public exploit code.

All Microsoft Windows 10 1507 vulnerabilities

Sources

Also known as GHSA-p2p3-g25h-5x84.

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