CVE-2025-2704

high

Description

OpenVPN version 2.6.1 through 2.6.13 in server mode using TLS-crypt-v2 allows remote attackers to trigger a denial of service by corrupting and replaying network packets in the early handshake phase

References

https://www.mail-archive.com/[email protected]/msg00142.html

https://community.openvpn.net/openvpn/wiki/CVE-2025-2704

http://www.openwall.com/lists/oss-security/2025/04/02/5

Details

Source: Mitre, NVD

Published: 2025-04-02

Updated: 2025-10-23

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

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