The vulnerability of the TCP packet processing function in Cisco IP Phone microprogramming software allows a hacker to trigger a service failure.

The vulnerability of the TCP packet processing function in Cisco IP Phone microprogramming software is related to state management errors. Exploiting this vulnerability can allow a remote attacker to cause service failures...

CVE-2019-1922: NULL Pointer Dereference

A vulnerability in Cisco SIP IP Phone Software for Cisco IP Phone 7800 Series and 8800 Series could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected phone. The vulnerability is due to insufficient validation of input Session Initiation Protocol S...