Cisco has released security updates to address a vulnerability (CVE-2022-20968) in multiple Cisco products. Cisco has released security updates to address high-severity zero-day vulnerabilities in Cisco IP Phone 7800 and 8800 Series. An unauthenticated attacker could exploit this vulnerability to trigger remote code execution and denial of service (DoS) on an affected device. Cisco recommends that customers upgrade to a fixed software release to remediate the vulnerability.

Details of the addressed vulnerability is available on Cisco’s security portal - cisco.com.