When you are using a phone company, your actual phone number is one of the most valuable pieces of personal information. Trust me, you don't want your phone number out there. If you get telemarketers and other "idiots" calling you, then you never want to have your number out.
Kevin Burke as the person who found the flaw, and the one who eventually released the flaw to the public after Virgin Mobile's failure to fix the issue while the flaw was not released, or not publicly known if someone was abusing the flaw in the past. You can see his exact posting here.
Basically, the system has no system of denying access after too many attempts, also known as an anti theft system or something along those likes. The attacker could try as many pins as possible, and the system will never deny access. Note, that all of this is fixed now, but for the mean time, let me tell you what was going on.
|Image Credit: Keven Burke|
The bottom line is that the issues are now fixed, and if you are interested in viewing the full article direct from the reporter, then click here. Let me know of your thoughts on this if you have any.