CVE-2017-12328

A vulnerability in Session Initiation Protocol SIP call handling in Cisco IP Phone 8800 Series devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition because the SIP process unexpectedly restarts. All active phone calls are dropped as the SIP process...

CVE-2017-6656: Improper Input Validation

A vulnerability in Session Initiation Protocol SIP call handling of Cisco IP Phone 8800 Series devices could allow an unauthenticated, remote attacker to cause a denial of service DoS condition due to the SIP process unexpectedly restarting. All active phone calls are dropped as the SIP process...