CVE-2020-15341
Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has an unauthenticated update_all_realm_license API.
Date published : 2020-06-26
https://pierrekim.github.io/blog/2020-03-09-zyxel-secumanager-0day-vulnerabilities.html
https://www.zyxel.com/support/vulnerabilities-of-CloudCNM-SecuManager.shtml