What You Should Know about OpenVPN Reflection Attacks

setembro 1, 2020

Executive Summary

OpenVPN is an application layer VPN implementation based on the OpenSSL library and serves over port 1194. In September 2019, OpenVPN was found to be vulnerable to UDP reflection attacks. This document analyzes threat exposure of the entire network, common attack means, and the bandwidth amplification factor (BAF) of reflection attacks via the entire network survey data from NSFOCUS Threat Intelligence (NTI) and threat data captured by NSFOCUS Threat Capture System.



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