How to determine firmware version of brick?

[cpt_paranoia]

I suspect the flash contains the Barebox boot loader. I googled ‘mycloud boot loader’ and had a lots of hits, including:

http://community.wd.com/t5/WD-My-Cloud/Hardware-hacking/td-p/733364/page/2

https://github.com/utessel/mycloud

Fortunately, I’ve never had to play with any of this…