The cybercriminal attacks on the publicly available critical infrastructure of the organization, such as VoIP telephone systems. The attacker performs the man-in-the-middle attack between the inbound and outbound connection of the telephone. Using such attacks, the attacker can listen in incoming or outgoing calls. The cybercriminals gain access to the internal VoIP network if network devices are vulnerable to weak password or using vulnerabilities.
SecureLayer7 assess the VoIP network penetration testing for identifying the VoIP network vulnerabilities after determining the scope of work and a detailed report prepared, which is including vulnerabilities details with the recommendation.