What is the severity of CVE-2024-5594?

CVE-2024-5594 is considered a high-severity vulnerability due to its potential for arbitrary code execution through improper sanitation of PUSH_REPLY messages.

How do I fix CVE-2024-5594?

To fix CVE-2024-5594, upgrade your OpenVPN version to at least 2.6.12-1 to ensure proper sanitization of PUSH_REPLY messages.

Which OpenVPN versions are affected by CVE-2024-5594?

OpenVPN versions before 2.6.11, including versions up to 2.5.1-3 and 2.6.3-1+deb12u2, are affected by CVE-2024-5594.

What are the potential impacts of CVE-2024-5594 if exploited?

Exploitation of CVE-2024-5594 could allow attackers to inject unexpected and potentially malicious data into third-party executables or plug-ins.

Are there any known exploits for CVE-2024-5594?

As of now, no public exploits for CVE-2024-5594 have been widely reported, but the vulnerability poses a significant risk given its characteristics.

Vulnerability/
CVE-2024-5594

critical

9.1

CWE

1287

6/1/2025

8/4/2025

CVE-2024-5594

First published: Mon Jan 06 2025(Updated: )

Last updated 9 April 2025

Credit: security@openvpn.net

Affected Software	Affected Version	How to fix
debian/openvpn	<=2.5.1-3<=2.6.3-1+deb12u2	2.5.1-3+deb11u1 2.6.14-1

Remedy

https://github.com/OpenVPN/openvpn/commit/90e7a858e5594d9a019ad2b4ac6154124986291a

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is the severity of CVE-2024-5594?
CVE-2024-5594 is considered a high-severity vulnerability due to its potential for arbitrary code execution through improper sanitation of PUSH_REPLY messages.
How do I fix CVE-2024-5594?
To fix CVE-2024-5594, upgrade your OpenVPN version to at least 2.6.12-1 to ensure proper sanitization of PUSH_REPLY messages.
Which OpenVPN versions are affected by CVE-2024-5594?
OpenVPN versions before 2.6.11, including versions up to 2.5.1-3 and 2.6.3-1+deb12u2, are affected by CVE-2024-5594.
What are the potential impacts of CVE-2024-5594 if exploited?
Exploitation of CVE-2024-5594 could allow attackers to inject unexpected and potentially malicious data into third-party executables or plug-ins.
Are there any known exploits for CVE-2024-5594?
As of now, no public exploits for CVE-2024-5594 have been widely reported, but the vulnerability poses a significant risk given its characteristics.

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