Secretion is produced by External auditory channel skin in order to protect the ear from infections. But this secretion is accumulated in the external auditory channel and it is called earwax. 

All the people have secretion however if a person’s external auditory channel is dry and having eczema it comes out intense and accumulates in the external auditory channel- at times this secretion completely fills in the ear it must be cleaned up with a vacuum called aspirator or with little spoons called curette.