CVE-2020-0609 Code injection in Windows Server

Critical 9.8 Published 14 Jan 2020 Updated 4 Aug 2024

Unauthenticated attackers can execute arbitrary code on Windows Server via specially crafted RDP requests to RD Gateway.

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-2020-0609?

CVE-2020-0609 is a critical code injection vulnerability in Microsoft Windows Server 2012, published on 14 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A remote code execution vulnerability exists in Windows Remote Desktop Gateway (RD Gateway) when an unauthenticated attacker connects to the target system using RDP and sends specially crafted requests, aka 'Windows Remote Desktop Gateway (RD Gateway) Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0610.

Which versions are affected by CVE-2020-0609?

It affects 3 products.

Products include Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019.

How do I fix CVE-2020-0609?

No fix has been published for CVE-2020-0609 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2020-0609 being exploited?

There is no known exploitation of CVE-2020-0609 in the wild and no public exploit code.

Public exploit code: 2 Exploit-DB entries and 6 proofs of concept on GitHub.

All Microsoft Windows Server 2012 vulnerabilities

Sources

Also known as GHSA-73x6-v3m8-f299.