CVE-2025-3908

openvpn3-client: The configuration initialization tool in OpenVPN 3 Linux v20 through v24 on Linux allows a local attacker to use syml...

CVE-2025-3908 is fixed in openvpn3-client on 1 platform, first by DEBIAN-CVE-2025-3908, released May 19, 2025. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
6.2
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0022
12th percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
openvpn3-client · Debian 13.5 (trixie) 24.1+dfsg-1 DEBIAN-CVE-2025-3908 May 19, 2025
openvpn3-client · Debian 14 24.1+dfsg-1 DEBIAN-CVE-2025-3908 May 19, 2025

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