Member of Administrators or Account operators can set this property.
You can change the user password without knowledge of the old password.
There are some differences between
UserManager.
Server.
ChangePassword method and
UserManager.
User.
Password write property.
-
ChangePassword method of
Server object can call only logged-on user. There is no need to know user name, password for current user is to change. But user must know an old password. Similar like crtl-alt-del -> change password.
-
Password write property of
User object can call ONLY administrator (or account operator). You do not need to know an old password. Similar like account manager -> set password.