CVE-2022-0547

Public on 2022-03-18
Modified on 2024-02-28
Description
OpenVPN 2.1 until v2.4.12 and v2.5.6 may enable authentication bypass in external authentication plug-ins when more than one of them makes use of deferred authentication replies, which allows an external user to be granted access with only partially correct credentials.
Severity
Important severity
Important
CVSS v3 Base Score
8.6
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 openvpn 2023-03-30 ALAS-2023-1719 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
NVD CVSSv2 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H