LifeSize Team, Room, Passport, and Networker 220 devices allow Authenticated Remote OS Command Injection, as demonstrated by shell metacharacters in the support/mtusize.php mtu_size parameter. The lifesize default password for the cli account may sometimes be used for authentication.
lifesize
CVE-2019-3702
A Remote Code Execution issue in the DNS Query Web UI in Lifesize Icon LS_RM3_3.7.0 (2421) allows remote authenticated attackers to execute arbitrary commands via a crafted DNS Query address field in a JSON API request.