CUJO AI produces the CUJO Smart Firewall, a device that provides protection to home networks against a myriad of threats such as malware, phishing websites and hacking attempts. Cisco Talos recently discovered 11 vulnerabilities in the CUJO Smart Firewall. These vulnerabilities could allow an attacker to bypass the safe browsing function and completely take control of the device, either by executing arbitrary code in the context of the root account, or by uploading and executing unsigned kernels on affected systems.

https://blog.talosintelligence.com/2019/03/vuln-spotlight-cujo.html