Users are receiving the following when clicking on Configuration -> Accounts to try to change their password:
This user’s ACL does not have the required permission to access this portlet.
Only account contact users with Change Password permissions can change their password from the AccountAdmin portlet or ChangePassword portlet for earlier UIM releases.
Real NimBUS users (those users added through the Security->User Administration.. option in Infrastructure Manager) cannot change their password through any UMP portlet. They have to change their password from Infrastructure Manager
Security -> User Administration...