CVE-2024-4877 Privilege escalation in OpenVPN
A local attacker can escalate privileges by creating a named pipe that the OpenVPN GUI connects to, allowing unauthorized access to higher privileges.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2024-4877?
CVE-2024-4877 is a high-severity vulnerability in OpenVPN, published on 3 Apr 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its privileges
Weakness: CWE-268
Which versions are affected by CVE-2024-4877?
It affects 1 product.
Products include Openvpn Openvpn.
How do I fix CVE-2024-4877?
No fix has been published for CVE-2024-4877 yet. Limit exposure of the affected software until one is available.
Is CVE-2024-4877 being exploited?
There is no known exploitation of CVE-2024-4877 in the wild and no public exploit code.
Other vulnerabilities in OpenVPN
Sources
Also known as GHSA-c26r-vw7p-2m7h.