CVE-2021-31185 Windows Desktop Bridge Denial of Service Vulnerability

Medium 5.5 Published Updated

An attacker can cause a denial of service in Windows Desktop Bridge, affecting Windows 10 and Server versions.

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-2021-31185?

CVE-2021-31185 is a medium-severity denial of service vulnerability in Microsoft Windows 10, published on 11 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Desktop Bridge Denial of Service Vulnerability

Which versions are affected by CVE-2021-31185?

It affects 2 products.

Products include Microsoft Windows 10, Microsoft Windows Server 2016.

How do I fix CVE-2021-31185?

No fix has been published for CVE-2021-31185 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-2021-31185 being exploited?

There is no known exploitation of CVE-2021-31185 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-j6m3-rh84-hr3m.

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