Cisco IP Phones 8800 Series Denial of Service (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-2017-12328

The CVE-2017-12328 issue affects Cisco IP Phone 8800 Series devices, caused by incomplete input validation of SIP packet headers. An unauthenticated, remote attacker can send malformed SIP packets to trigger the SIP service to restart, dropping all active calls and causing a denial of service. Th...