CVE-2021-33526

In MB connect line mbDIALUP versions = 3.9R0.0 a low privileged local attacker can send a command to the service running with NT AUTHORITY\SYSTEM instructing it to execute a malicous OpenVPN configuration resulting in arbitrary code execution with the privileges of the service...

openvpn:fuzz_proxy: Stack-buffer-overflow in unicodize

Detailed Report: https://oss-fuzz.com/testcase?key=4909025455112192 Project: openvpn Fuzzing Engine: honggfuzz Fuzz Target: fuzzproxy Job Type: honggfuzzasanopenvpn Platform Id: linux Crash Type: Stack-buffer-overflow WRITE 1 Crash Address: 0x7fff8ccc9320 Crash State: unicodize ntlmphase3...

openvpn:fuzz_misc: Dynamic-stack-buffer-overflow in SHA1_Update

Project: https://github.com/OpenVPN/openvpn.git Detailed Report: https://oss-fuzz.com/testcase?key=5096785675681792 Project: openvpn Fuzzing Engine: afl Fuzz Target: fuzzmisc Job Type: aflasanopenvpn Platform Id: linux Crash Type: Dynamic-stack-buffer-overflow READ Crash Address: 0x7fff0e371921...

openvpn:fuzz_forward: Dynamic-stack-buffer-overflow in gc_init

Project: https://github.com/OpenVPN/openvpn.git Detailed Report: https://oss-fuzz.com/testcase?key=4931569402904576 Project: openvpn Fuzzing Engine: afl Fuzz Target: fuzzforward Job Type: aflasanopenvpn Platform Id: linux Crash Type: Dynamic-stack-buffer-overflow WRITE 16 Crash Address:...

The vulnerability of the OpenSSL library used in OpenVPN software allows a hacker to execute arbitrary code.

The vulnerability of the OpenSSL library used in OpenVPN software is related to errors in the path validation mechanism. Exploiting this vulnerability could allow an attacker to execute arbitrary code...

MGASA-2021-0344 Updated webmin package fixes security vulnerability

The webmin package has been updated to version 1.979, which has fixes for handling un-trusted inputs in the Network Configuration module. Also, the openvpn module has been updated to version 3.2...

Updated webmin package fixes security vulnerability

The webmin package has been updated to version 1.979, which has fixes for handling un-trusted inputs in the Network Configuration module. Also, the openvpn module has been updated to version 3.2...

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...

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...

Design/Logic Flaw

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...

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...

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...

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...

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...

CVE-2021-3547

OpenVPN 3 Core Library versions 3.6–3.6.1 are affected by a vulnerability that lets a man-in-the-middle bypass certificate authentication by issuing an unrelated server certificate that uses the same hostname as configured in verify-x509-name. This is a client-side trust management issue in certi...

CVE-2021-3547: Authentication Bypass by Primary Weakness

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...

PT-2021-20922 · Openvpn · Openvpn 3 Core Library

Name of the Vulnerable Software and Affected Versions: OpenVPN 3 Core Library versions 3.6 through 3.6.1 Description: The issue 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...

Vulnerability fixed in OpenVPN

A vulnerability has been fixed in OpenVPN. The vulnerability allows a malicious party in a Man-in-the-Middle position to be able to bypass certificate-based authentication. To do so the malicious party must generate its own server certificate containing containing the hostname as it appears in th...

OpenVPN 信任管理问题漏洞

OpenVPN is a software package for creating virtual private network VPN encrypted tunnels from US-based OpenVPN, which 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...

The vulnerability of the software used to create the private virtual network astra-openvpn-server lies in errors in the authentication process, which allow a perpetrator to cause service interruptions.

The software vulnerability related to the creation of a private virtual network, astra-openvpn-server, is caused by an error in certificate rehydration. Exploiting this vulnerability allows a remote attacker to cause service interruptions...