A set of critical vulnerabilities affecting Cisco Adaptive Security Appliance (ASA) Software, Cisco Firepower Threat Defense (FTD) Software, Cisco Secure Firewall Management Center (FMC) Software, and Cisco Nexus Dashboard Fabric Controller (NDFC) have been identified. These vulnerabilities can potentially allow attackers to conduct various types of attacks, including command injection, remote command execution, arbitrary command execution, and unauthorised access through static credentials due to improper input validation or insecure handling of web services components. Successful exploitation could allow attackers to execute arbitrary commands, gain root-level access through SSH, or gain unauthorised access via static credentials. They obtained CVSS score of 9 out of 10 or more.