Cisco Unified Ip Conference Phone 8831 Firmware vulnerabilities

CVE-2021-1379 [MEDIUM] CWE-120 CVE-2021-1379: Multiple vulnerabilities in the Cisco Discovery Protocol and Link Layer Discovery Protocol (LLD Multiple vulnerabilities in the Cisco Discovery Protocol and Link Layer Discovery Protocol (LLDP) implementations for Cisco IP Phone Series 68xx/78xx/88xx could allow an unauthenticated, adjacent attacker to execute code remotely or cause a reload of an affected IP phone. These vulnerabilities are due to missing checks when the IP phone processes a Ci

CVE-2020-3574 [HIGH] CWE-371 CVE-2020-3574: A vulnerability in the TCP packet processing functionality of Cisco IP Phones could allow an unauthe A vulnerability in the TCP packet processing functionality of Cisco IP Phones could allow an unauthenticated, remote attacker to cause the phone to stop responding to incoming calls, drop connected calls, or unexpectedly reload. The vulnerability is due to insufficient TCP ingress packet rate limiting. An attacker could exploit this vulnerability by sen

CVE-2020-3111 [HIGH] CWE-20 CVE-2020-3111: A vulnerability in the Cisco Discovery Protocol implementation for the Cisco IP Phone could allow an A vulnerability in the Cisco Discovery Protocol implementation for the Cisco IP Phone could allow an unauthenticated, adjacent attacker to remotely execute code with root privileges or cause a reload of an affected IP phone. The vulnerability is due to missing checks when processing Cisco Discovery Protocol messages. An attacker could exploit this vulner