CVE-2025-21297 Windows Remote Desktop Services Remote Code Execution Vulnerability
Attackers can execute arbitrary code on Windows Server systems via a use-after-free flaw in Remote Desktop Services.
- 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-2025-21297?
CVE-2025-21297 is a high-severity use after free vulnerability in Microsoft Windows Server 2008, published on 14 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Windows Remote Desktop Services Remote Code Execution Vulnerability
Weakness: CWE-416
Which versions are affected by CVE-2025-21297?
It affects 7 products.
Products include Microsoft Windows Server 2008, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2022 23h2 and 1 more.
How do I fix CVE-2025-21297?
No fix has been published for CVE-2025-21297 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2025-21297 being exploited?
There is no known exploitation of CVE-2025-21297 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows Server 2008
Sources
Also known as GHSA-w569-9p5v-c7v7.