Update (Jan 2023): Added Protectli Vault FW4C. If you are new to pfSense, then I recommend taking the “ pfSense Fundamentals – Secure Your Network With pfSense” course to learn about its features and make the most out of your pfSense box. However, if you want to use the free and open-source pfSense software (pfSense CE), then you need to install it on third-party hardware. You’ll see some of them in this list too. The official pfSense hardware is developed by Netgate. However, in this article, we will solely focus on the best pfSense hardware. There are many great ready-to-use hardware firewalls on the market. You can install pfSense on an old PC, Mini PC or even run pfSense as a virtual machine. This is also valid for other attacks such as cross-site scripting (XSS) or SQL injection, not only for command execution.”Ĭheck IHTeam’s blog post for a technical description and proof-of-concept of the problem.PfSense is a free and open-source network firewall distribution. All user input should be carefully analyzed and sanitized before being passed to the application. The researcher explained: “To avoid these types of vulnerabilities, developers should take extra care while handling user input (not only via direct GET and POST requests but also via input that might be passed in request headers such as Cookies, Host, or User-Agent ). Software updates are available from pfSense, and the plugin’s developer, pfBlockerNG-devel, is a secure version recommended.Īccording to an IHTeam researcher, other software developers could learn from the flaw’s characteristics. The researchers said, if the affected 2.x branch was removed entirely from the list of accessible plugins, the misunderstanding could be resolved quickly. The pfSense firewall’s distributor, Netgate, stated that the issue uncovered by the researchers was in the pfBlockerNG package but had previously been addressed in the pfBlockerNG-devel package, the version the package maintainer recommends everyone use.ĭevelopers continue shipping and enabling users to install between the 2.x and the 3.x branch. Shodan search for internet-facing pfSense instances
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