By using a simple exploit taking advantage of weak default passwords, attackers can hack your VoIP phone to make and receive calls, transfer calls without your knowledge and even spy on your in-person conversations.
Security expert Paul Moore discovered the flaw after consulting on the installation of several VoIP phones...
Once infected, the hacker has complete control over the phone, allowing them to block incoming calls, silently call premium-rate numbers, and secretly listen in on a user's conversations. more
from Paul Moore...
Q. What can the attacker do?
A. Virtually anything. Make calls, receive calls, transfer calls (even before it rings), play recordings, upload new firmware and crucially... use the device for covert surveillance.
Need a security evaluation of your VoIP phones? Contact me. ~Kevin
