InTheCyber – Intelligence & Defense Advisors (www.inthecyber.com), a leader in offensive & Defensive Cyber Security, has discovered in its R&D Labs a new easy and dangerous vulnerability affecting messaging systems.
Voicemail caller-id spoofing it’s a quite old flaw. When the mobile operator relies on caller-id to authenticate the user inside his voicemail, an attacker could falsify his caller-id in order to impersonate the user and gain access to his voicemail. At the moment, two of the biggest Italy mobile operators allow this kind of attack.
