When a user is assigned _no_ organizations/locations, they are able to view all resources instead of none (mirroring an administrator's view). The user's actions are still limited by their assigned permissions, e.g. to control viewing, editing and deletion. Upstream bug: http://projects.theforeman.org/issues/16982
Acknowledgments: Name: the Foreman project Upstream: Daniel Lobato Garcia
Upstream patch: https://github.com/theforeman/foreman/commit/5f606e11cf39719bf62f8b1f3396861b32387905 References: http://seclists.org/oss-sec/2017/q1/470