The TCL interpreter in Cisco IOS 15.2 does not properly maintain the vty state, which allows local users to gain privileges by starting a session very soon after a TCL script execution, aka Bug ID CSCuq24202.Referenceshttp://www.securitytracker.com/id/1032581http://www.securityfocus.com/bid/72310http://tools.cisco.com/security/center/viewAlert.x?alertId=39343