That happens all the time too, and I'm sure Apple is no exception. Want to score that big NSA storage contract? Pony up your HDD firmware... for "security assurances." Suddenly, NSA has exploits for all 7 major HDD manufacturers.

http://www.cbc.ca/news/technology/nsa-hid-spying-software-in...

Hmm, how did Apple get cleared for DOD use?

http://www.zdnet.com/article/iphones-ipads-cleared-for-u-s-m...

What process would be required for that? Hmmmm.