CVE-2020-0660 Denial of service in Windows

High 7.5 Published Updated

An attacker can cause a denial of service on Windows systems by sending specially crafted requests to the Remote Desktop Protocol service.

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

What is CVE-2020-0660?

CVE-2020-0660 is a high-severity denial of service vulnerability in Microsoft Windows 10, published on 11 Feb 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A denial of service vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests, aka 'Windows Remote Desktop Protocol (RDP) Denial of Service Vulnerability'.

Which versions are affected by CVE-2020-0660?

It affects 6 products.

Products include Microsoft Windows 10, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019.

How do I fix CVE-2020-0660?

No fix has been published for CVE-2020-0660 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-2020-0660 being exploited?

There is no known exploitation of CVE-2020-0660 in the wild and no public exploit code.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-m7xp-6h5p-h737.

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