CHANGE MASTER TO
MASTER_HOST='SOMEIP',
MASTER_USER='esg',       <<< -- replication user, i think
MASTER_PASSWORD='*********',
MASTER_PORT=3306,
MASTER_LOG_FILE='mysql-bin.000012',
MASTER_LOG_POS=5067,
MASTER_CONNECT_RETRY=10;

GRANT REPLICATION SLAVE ON *.* TO esg;