"password aged" When Authenticating Against OpenLDAP

What to do, when you see the following message upon logging on to a client authenticating against OpenLDAP?
You are required to change your password immediately (password aged)
Enter login(LDAP) password:
(Ez a cikk magyarul is olvasható)

Elévült jelszó LDAP-hitelesítéskor

Mi a teendő, ha ilyet látunk, amikor a kliensünkről LDAP-hitelesítéssel óhajtunk bejelentkezni:
You are required to change your password immediately (password aged)
Enter login(LDAP) password:
(You can read this post in English too)

OpenLDAP Admin Password Recovery on Ubuntu 12.04

Today we talk about what to do when facing a lost OpenLDAP admin password problem.
(Ez a cikk magyarul is olvasható.)