The (1) power and (2) ipmi_boot actions in the HostController in Foreman before 1.2.2 allow remote attackers to cause a denial of service (memory consumption) via unspecified input that is converted to a symbol.
app/controllers/api/v1/hosts_controller.rb in Foreman before 1.2.2 does not properly restrict access to hosts, which allows remote attackers to access arbitrary hosts via an API request.