CVE-2025-3908

Severity CVSS v4.0:

Pending analysis

Type:

CWE-59 Link Following

Publication date:

19/05/2025

Last modified:

21/05/2025

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.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.20 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

6.20

Severity 3.x

MEDIUM

References to Advisories, Solutions, and Tools

https://community.openvpn.net/Security%20Announcements/CVE-2025-3908
http://www.openwall.com/lists/oss-security/2025/05/20/2