7.5

CVE-2020-15078

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Openvpn ≫ Openvpn Version < 2.4.11
Openvpn ≫ Openvpn Version >= 2.5.0 < 2.5.2
Fedoraproject ≫ Fedora Version 32
Fedoraproject ≫ Fedora Version 33
Fedoraproject ≫ Fedora Version 34
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 20.10
Canonical ≫ Ubuntu Linux Version 21.04
Debian ≫ Debian Linux Version 9.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.91% 0.913
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-305 Authentication Bypass by Primary Weakness

The authentication algorithm is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.

CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

https://lists.debian.org/debian-lts-announce/2022/05/msg00002.html
Third Party Advisory
Mailing List
https://community.openvpn.net/openvpn/wiki/CVE-2020-15078
Patch
Vendor Advisory
https://community.openvpn.net/openvpn/wiki/SecurityAnnouncements
Broken Link
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GJUXEYHUPREEBPX23VPEKMFXUPVO3PMU/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JGEGLC4YGBDN5CGHTNWN2GH6DJJA36T2/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PLDB3OBQ3AODYYRN7NRCABV6I4AUFAT6/
https://security.gentoo.org/glsa/202105-25
Third Party Advisory
https://usn.ubuntu.com/usn/usn-4933-1
Third Party Advisory