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CVE-2022-0547

CRITICAL

9.8

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie3/18/2022

Derniere modification11/3/2025

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxfedoraproject:fedoraopenvpn:openvpn

Faiblesses (CWE)

CWE-305CWE-287

References

https://community.openvpn.net/openvpn/wiki/CVE-2022-0547(security@openvpn.net)

https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements(security@openvpn.net)

https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html(security@openvpn.net)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/(security@openvpn.net)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/(security@openvpn.net)

https://openvpn.net/community-downloads/(security@openvpn.net)

https://community.openvpn.net/openvpn/wiki/CVE-2022-0547(af854a3a-2127-422b-91ae-364da2661108)

https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2025/03/msg00005.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GFXJ35WKPME4HYNQCQNAJHLCZOJL2SAE/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R36OYC5SJ6FLPVAYJYYT4MOJ2I7MGYFF/(af854a3a-2127-422b-91ae-364da2661108)

https://openvpn.net/community-downloads/(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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