# 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. - Web page: https://patchblox.com/security/cve/CVE-2025-3908 - Priority: Routine - CVSS: 6.2 (medium) - EPSS: 0.0022 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: May 19, 2025 ## 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. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | openvpn3-client Debian 13.5 (trixie) | 24.1+dfsg-1 | [DEBIAN-CVE-2025-3908](https://patchblox.com/security/data/fix/linux/debian-cve-2025-3908.md) | May 19, 2025 | | Linux | openvpn3-client Debian 14 | 24.1+dfsg-1 | [DEBIAN-CVE-2025-3908](https://patchblox.com/security/data/fix/linux/debian-cve-2025-3908.md) | May 19, 2025 | --- Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.