Have you tried temporarily giving a test user full cucm superuser rights and then testing if it can update its password via CCMUSER? Although I don't recommend this in production it might discern whether or not its a permissions issue or a UI bug. Al...
I created a role named "Cisco Call Manager Phone Services Self-Service" then added the resource;Phone Services web pages read + update I saved that, then went to "User management, User Group" then copied the standard CCM End users group, c...
The same thing happened to me and working with cisco tac, they said that this is normal behavior. Although I found a workaround, you must go into CUCM and create a new role with the following read-update permission:Phone services web pages - Check ...