By | March 21 2013 3:17 AM

The users of the iOS devices who were recently affected by a notorious passcode unlock bug took a deep breath of relief Tuesday as Apple released the new iOS 6.1.3 firmware update, claiming to bring a fix for the glitch. But according to a new report, it seems like the old bug had handed over its job to its heir before getting fixed. Putting facts straight, the iOS 6.1.3 has encountered yet another lock screen security flaw.