An issue was discovered in Peplink Balance Two before 8.4.0. Command injection in the traceroute feature of the administration console allows users with admin privileges to execute arbitrary commands as root.
https://www.synacktiv.com/sites/default/files/2023-12/synacktiv-peplink-multiple-vulnerabilities.pdf
https://www.synacktiv.com/publications%253Ffield_tags_target_id%253D4