openvpn -- server-side denial-of-service vulnerability with tls-crypt-v2

Gert Doering reports: OpenVPN servers between 2.6.1 and 2.6.13 using --tls-crypt-v2 can be made to abort with an ASSERT message by sending a particular combination of authenticated and malformed packets. To trigger the bug, a valid tls-crypt-v2 client key is needed, or network observation of a...

OpenVPN Installed (Linux)

Binary data openvpnnixinstalled.nbin...

OpenVPN Installed (macOS)

Binary data openvpnmacosinstalled.nbin...

Ubuntu: Security Advisory (USN-7340-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG 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-only ifdescription...

CVE-2025-23384

A vulnerability has been identified in RUGGEDCOM RM1224 LTE4G EU 6GK6108-4AM00-2BA2 All versions V8.2.1, RUGGEDCOM RM1224 LTE4G NAM 6GK6108-4AM00-2DA2 All versions V8.2.1, SCALANCE M804PB 6GK5804-0AP00-2AA2 All versions V8.2.1, SCALANCE M812-1 ADSL-Router family All versions V8.2.1, SCALANCE M816...

CVE-2025-23384

A vulnerability has been identified in RUGGEDCOM RM1224 LTE4G EU 6GK6108-4AM00-2BA2 All versions V8.2.1, RUGGEDCOM RM1224 LTE4G NAM 6GK6108-4AM00-2DA2 All versions V8.2.1, SCALANCE M804PB 6GK5804-0AP00-2AA2 All versions V8.2.1, SCALANCE M812-1 ADSL-Router family All versions V8.2.1, SCALANCE M816...

CVE-2025-23384

A vulnerability has been identified in RUGGEDCOM RM1224 LTE4G EU 6GK6108-4AM00-2BA2 All versions V8.2.1, RUGGEDCOM RM1224 LTE4G NAM 6GK6108-4AM00-2DA2 All versions V8.2.1, SCALANCE M804PB 6GK5804-0AP00-2AA2 All versions V8.2.1, SCALANCE M812-1 ADSL-Router family All versions V8.2.1, SCALANCE M816...

CVE-2025-23384

The CVE-2025-23384 entry concerns Siemens devices (RUGGEDCOM RM1224 LTE and multiple SCALANCE products) affected by improper validation of usernames during OpenVPN authentication. The issue can allow a remote attacker to have partial invalid usernames accepted by the VPN server, potentially aidin...

USN-7340-1: OpenVPN vulnerabilities

It was discovered that OpenVPN did not perform proper input validation when generating a TLS key under certain configuration, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu...

USN-7340-1 openvpn vulnerabilities

It was discovered that OpenVPN did not perform proper input validation when generating a TLS key under certain configuration, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu...

OpenVPN Access Server Detected

This is an informational notice that the scanner was able to detect an OpenVPN Access Server on the target server. Note that this detection is included in the Remote Access Tools category. No source data...

Siemens RUGGEDCOM和Siemens SCALANCE 缓冲区错误漏洞

Siemens RUGGEDCOM and Siemens SCALANCE are both products of Siemens, Germany.Siemens RUGGEDCOM is a communications device. Siemens RUGGEDCOM is a communications device that provides fast and reliable communications for the power, transportation, oil and gas, and other industries.Siemens SCALANCE ...

PT-2025-10727

Name of the Vulnerable Software and Affected Versions RUGGEDCOM RM1224 LTE4G EU versions V8.2.1 RUGGEDCOM RM1224 LTE4G NAM versions V8.2.1 SCALANCE M804PB versions V8.2.1 SCALANCE M812-1 ADSL-Router family versions V8.2.1 SCALANCE M816-1 ADSL-Router family versions V8.2.1 SCALANCE M826-2...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : OpenVPN vulnerabilities (USN-7340-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7340-1 advisory. It was discovered that OpenVPN did not perform proper input validation when generating a TLS key under certain configuration, whi...

Siemens SCALANCE M-800 and SC-600 Families

SUMMARY SCALANCE M-800 and SC-600 families are affected by improper input validation in the OpenVPN authentication. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends specific...

Debian: Security Advisory (DLA-4079-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2025 Greenbone AG 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-only ifdescription...

Debian dla-4079 : openvpn - security update

The remote Debian 11 host has a package installed that is affected by a vulnerability as referenced in the dla-4079 advisory. ------------------------------------------------------------------------- Debian LTS Advisory DLA-4079-2 [email protected] https://www.debian.org/lts/security/...

[SECURITY] [DLA 4079-1] openvpn security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4079-1 [email protected] https://www.debian.org/lts/security/ Aquila Macedo March 08, 2025 https://wiki.debian.org/LTS -...

DLA-4079-1 openvpn - security update

Bulletin has no description...

Linux Distros Unpatched Vulnerability : CVE-2024-5594

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenVPN before 2.6.11 does not santize PUSHREPLY messages properly which attackers can use to inject unexpected arbitrary data into third-party executables or...