CVE-2020-15078

Published: 26 April 2021

OpenVPN 2.5.1 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks.

Priority

Medium

CVSS 3 base score: 7.5

Status

Package Release Status
openvpn
Launchpad, Ubuntu, Debian
Upstream
Released (2.5.2)
Ubuntu 21.04 (Hirsute Hippo)
Released (2.5.1-1ubuntu1.1)
Ubuntu 20.04 LTS (Focal Fossa)
Released (2.4.7-1ubuntu2.20.04.2)
Ubuntu 18.04 LTS (Bionic Beaver)
Released (2.4.4-2ubuntu1.5)
Ubuntu 16.04 ESM (Xenial Xerus) Not vulnerable
(code not present)
Ubuntu 14.04 ESM (Trusty Tahr) Not vulnerable
(code not present)
Patches:
Upstream: https://github.com/OpenVPN/openvpn/commit/f7b3bf067ffce72e7de49a4174fd17a3a83f0573 (v2.5.2)
Upstream: https://github.com/OpenVPN/openvpn/commit/3d18e308c4e7e6f7ab7c2826c70d2d07b031c18a (v2.5.2)
Upstream: https://github.com/OpenVPN/openvpn/commit/3aca477a1b58714754fea3a26d0892fffc51db6b (v2.5.2)
Upstream: https://github.com/OpenVPN/openvpn/commit/0e5516a9d656ce86f7fb370c824344ea1760c255 (2.4.11)