CVE-2025-3908

Published: May 19, 2025Modified: Jun 17, 2026

6.2

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 2.5 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

The configuration initialization tool in OpenVPN 3 Linux v20 through v24 on Linux allows a local attacker to use symlinks pointing at an arbitrary directory which will change the ownership and permissions of that destination directory.

Affected (1)

Products: Openvpn: Openvpn3linux

Openvpn

1 product

Openvpn3linux

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Openvpn Openvpn3linux	From 20 to 24

Running on/with	Platform Versions
Linux Linux Kernel	All versions

Related CWEs

CWE-59

Improper Link Resolution Before File Access ('Link Following')

The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.

References (2)

https://community.openvpn.net/Security%20Announcements/CVE-2025-3908

Source: security@openvpn.net

Vendor Advisory

http://www.openwall.com/lists/oss-security/2025/05/20/2

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List

Timeline

No history available yet.