The vulnerability is only affecting older versions of the iPhone.
If you are using latest version of OS, then you dont need to worry.
The day after that report, the FBI offered information about the older vulnerabilities to Apple.
FBI Revealed iPhone Vulnerability To Apple on April 14
The FBI informed Apple of a flaw in older versions of iOS and OS X on April 14 which is the first ever flaw reported to Apple by a law enforcement agency.
