Following today's significant publicity surrounding a bug in iOS 6.1 that allows users to bypass the iPhone's passcode lock to access the device's phone functions and contacts, Apple has issued a brief statement to AllThingsD acknowledging the issue and promising a fix for it.Reached for comment, Apple said it is hard at work on a fix. “Apple takes user security very seriously” spokeswoman Trudy Muller told AllThingsD. “We are aware of this issue, and will deliver a fix in a future software update.”The company did not provide a timeframe for the fix. Apple i