An unnamed hacker claims to have access to a set of internal tools that can be used to gain access to Apple customer account information. According to this individual, at least 20 people have acquired usernames and passwords — obtained using a "private exploit," he revealed — to access Apple's systems.
https://www.notebookcheck.net/A-collection-of-Apple-internal-tools-allegedly-up-for-sale-on-the-black-market.307594.0.html