CVE-2025-3908

low-risk
Published 2025-05-19

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.

Do I need to act?

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0.14% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.2/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Openvpn3Linux

Affected Vendors

Openvpn

References (2)

Vendor Advisory https://community.openvpn.net/Security%20Announcements/CVE-2025-3908
Mailing List http://www.openwall.com/lists/oss-security/2025/05/20/2
26
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal