CVE-2022-0547

Name
CVE-2022-0547
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.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
MISC https://openvpn.net/community-downloads/
MISC https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
MISC https://community.openvpn.net/openvpn/wiki/CVE-2022-0547
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/
mailing-list https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html
vendor-advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/
vendor-advisory https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2025/03/msg00005.html

Match rules

CPE URI Source package Min version Max version
openvpn == version 2.1 until version 2.4.12 and 2.5.6. == version 2.1 until version 2.4.12 and 2.5.6.

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
openvpn edge-main 2.5.6-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
openvpn 3.22-main 2.5.6-r0 None fixed
openvpn 3.21-main 2.5.6-r0 None fixed
openvpn 3.20-main 2.5.6-r0 None fixed
openvpn 3.19-main 2.5.6-r0 None fixed
openvpn 3.18-main 2.5.6-r0 None fixed
openvpn 3.17-main 2.5.6-r0 None fixed
openvpn 3.12-main 2.4.12-r0 Natanael Copa <ncopa@alpinelinux.org> fixed