O2 UK Patches Bug Leaking Mobile User Location from Call Metadata
Security
A vulnerability in the implementation of VoLTE and WiFi Calling technologies by O2 UK allowed anyone to expose the general location of a person and other identifiers by calling the target. This vulnerability has been fixed by O2 UK. The technical details mentioned include exploiting call metadata to obtain sensitive information. The described impact is the disclosure of the general location of mobile users.