SonicWall WXA – Authentication Bypass and Remote Code Execution Vulnerability

Overview In an effort to safeguard our customers, we perform proactive vulnerability research with the goal of identifying zero-day vulnerabilities that are likely to impact the security of leading organizations. Recently, we were looking at the list of available OVA appliances from SonicWall and identified the WXA appliance image was available for download. We decided […]

Analyzing the SonicWall Custom Grub LUKS Encryption Modifications

Overview Recently, we decided to perform some reverse engineering of the SonicWall NSv appliance to identify any potential remote code execution vulnerabilities within the appliance. During our initial analysis of a virtual machine image for the application, we discovered a customized LUKS encryption mechanism meant to hinder reverse engineering of the application. We were able […]