In all previously released Apache HBase versions (all before 2.0.5, 2.1.x before 2.1.4), authorization was incorrectly applied to users of the HBase REST server. Requests sent to the HBase REST server were executed with the permissions of the REST server itself, not with the permissions of the end-user. This issue is only relevant when HBase is configured with Kerberos authentication, HBase authorization is enabled, and the REST server is configured with SPNEGO authentication. This issue does not extend beyond the HBase REST server.
CWE-285 - Improper Authorization
The software does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.