Viewing your hosting account's cPanel user name & password is very easy. There are 2 methods to access the details.

Method 1:

Hosting -> Select the Hosting account -> Click Details. 

You will find the details in Services Section of the page.

To view your cPanel password, click on "View cPanel Password" and enter your PBN dashboard's password. Once that's done, your password will appear in the cPanel details window.

Method 2:

go to Domains -> Select your Domain Group -> Select the domain -> Click Actions 

     (1) -> Click Manage to go to the Hosting account page for the domain to view the logins.

     (2) -> Click Login to cPanel, if you wish to directly login to your cPanel account.