All Email Security Gateway, all firmware versions.
The Email Security Gateway utilizes a hardened Linux operating system for maximum security and stability. The end customer interfaces to the Email Security Gateway include a console-based, menu driven interface for basic system configuration and troubleshooting and a Web based interface for administration and end user access. Barracuda Networks appliances are not designed for end customers to have any operating system or shell access to the device. As such, the most appropriate method of performing vulnerability assessments of Barracuda Networks appliances are from the network side.
The following is a list of network connections and communications by the Email Security Gateway:
1. Inbound communications
Across Barracuda Networks appliances, there are several ports that are generally open inbound for Barracuda Networks appliances to operate. These include: