The vulnerability of the deferred_auth function in OpenVPN software allows a hacker to force the server to send the PUSH_REPLY message with VPN configuration details before sending the AUTH_FAILED message.

The vulnerability of the deferredauth function in OpenVPN software relates to bypassing authentication due to a fundamental error. Exploiting this vulnerability allows a remote attacker to force the server to send a PUSHREPLY message containing VPN configuration details before sending the...

ALPINE-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...

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...

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...

DEBIAN-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-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...

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...

Authentication flaw

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...

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...

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...

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...

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...

CVE-2020-15078

OpenVPN 2.5.1 and earlier versions are affected by CVE-2020-15078, permitting remote attackers to bypass authentication and access control and potentially trigger information leaks on servers configured with deferred authentication. The vulnerability affects the OpenVPN component responsible for ...

[SECURITY] Fedora 34 Update: openvpn-2.5.2-1.fc34

OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single UDP or TCP port. It can use the Marcus Franz Xaver Johannes Oberhumers LZO library for...

OpenVPN 访问控制错误漏洞

Openvpn OpenVPN is an American OpenVPN package for creating virtual private network VPN encrypted tunnels that uses the OpenSSL library to encrypt data and control information and allows the created VPN to be authenticated using a public key, an electronic certificate, or a username/password. A...

Fedora: Security Advisory for openvpn (FEDORA-2021-b805c26afa)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

Vulnerability fixed in OpenVPN

A vulnerability has been fixed in OpenVPN. A malicious party could exploit the vulnerability to bypass authentication on an OpenVPN server configured to use "deferred authentication." Also, the malicious party can gain access gain access to information about the VPN settings. See the page below f...

Fedora: Security Advisory for openvpn (FEDORA-2021-242ef81244)

The remote host is missing an update for the Copyright C 2021 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

[SECURITY] Fedora 33 Update: openvpn-2.4.11-1.fc33

OpenVPN is a robust and highly flexible tunneling application that uses all of the encryption, authentication, and certification features of the OpenSSL library to securely tunnel IP networks over a single UDP or TCP port. It can use the Marcus Franz Xaver Johannes Oberhumers LZO library for...

PT-2021-2690 · Openvpn +5 · Openvpn +5

Name of the Vulnerable Software and Affected Versions: OpenVPN versions 2.5.1 and earlier Description: The issue allows a remote attacker to bypass authentication and access control channel data on servers configured with deferred authentication. This can potentially be used to trigger further...