In Ambari 2.2.2 through 2.4.2 and Ambari 2.5.0, sensitive data may be stored on disk in temporary files on the Ambari Server host. The temporary files are readable by any user authenticated on the host.

In Ambari 2.4.x (before 2.4.3) and Ambari 2.5.0, an authorized user of the Ambari Hive View may be able to gain unauthorized read access to files on the host where the Ambari server executes.