Microsoft today issued software updates to fix at least 10 security vulnerabilities in various versions of Windows. Among the most dangerous of those is a flaw in the Bluetooth wireless communications feature included with many Windows systems that could open vulnerable systems to complete compromise just by being turned on and in range of an attacker. Bluetooth is a technology that facilitates wireless communication between devices, and many newer Windows laptops ship with Bluetooth functionality built in and turned on. This is a serious vulnerability, but since Bluetooth is a proximity based wireless technology (most devices need to be within 30 ft. of each other to exchange data), an attacker would in most cases need to be fairly close to the target. Symantec’s Ben Greenbaum said the Windows Bluetooth vulnerability is especially noteworthy because it allows an attacker in range of a Bluetooth-enabled device running Windows XP or Vista to