Product:

Openvpn

(Openvpn)
Repositories https://github.com/OpenVPN/openvpn
#Vulnerabilities 37
Date Id Summary Products Score Patch Annotated
2023-11-11 CVE-2023-46849 Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service. Debian_linux, Fedora, Openvpn, Openvpn_access_server 7.5
2024-07-08 CVE-2024-28882 OpenVPN from 2.6.0 through 2.6.10 in a server role accepts multiple exit notifications from authenticated clients which will extend the validity of a closing session Openvpn N/A
2025-01-06 CVE-2024-5594 OpenVPN before 2.6.11 does not santize PUSH_REPLY messages properly which an attacker controlling the server can use to inject unexpected arbitrary data ending up in client logs. Openvpn N/A
2025-04-02 CVE-2025-2704 OpenVPN version 2.6.1 through 2.6.13 in server mode using TLS-crypt-v2 allows remote attackers to trigger a denial of service by corrupting and replaying network packets in the early handshake phase Openvpn N/A
2025-04-03 CVE-2024-4877 OpenVPN version 2.4.0 through 2.6.10 on Windows allows an external, lesser privileged process to create a named pipe which the OpenVPN GUI component would connect to allowing it to escalate its privileges Openvpn N/A
2021-04-26 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. Ubuntu_linux, Debian_linux, Fedora, Openvpn 7.5
2021-07-02 CVE-2021-3606 OpenVPN before version 2.5.3 on Windows allows local users to load arbitrary dynamic loadable libraries via an OpenSSL configuration file if present, which allows the user to run arbitrary code with the same privilege level as the main OpenVPN process (openvpn.exe). Openvpn 7.8
2021-07-12 CVE-2021-3547 OpenVPN 3 Core Library version 3.6 and 3.6.1 allows a man-in-the-middle attacker to bypass the certificate authentication by issuing an unrelated server certificate using the same hostname found in the verify-x509-name option in a client configuration. Openvpn 7.4
2022-03-18 CVE-2022-0547 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. Debian_linux, Fedora, Openvpn 9.8
2023-08-22 CVE-2020-20813 Control Channel in OpenVPN 2.4.7 and earlier allows remote attackers to cause a denial of service via crafted reset packet. Openvpn 7.5