Thousand of servers running etcd is open to the internet and exposing credentials publically. Etcd is a type of database that stores data across a cluster of machines and is used by many companies in protection environments.
According to the security researcher, Giovanni Collazo shodan search more than 2,200 etcd installations are open on the Internet and exposing credentials for cms_admin, mysql_root, Postgres, etc.
Etcd binaries available for OSX, Linux, Windows, rkt, and Docker.