| 3.4.1.1 Ensure iptables is installed | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.1 Ensure ufw is installed | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.2 Ensure a single firewall configuration utility is in use | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.2 Ensure iptables-persistent is not installed with ufw | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.4 Ensure ufw loopback traffic is configured | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.6 Ensure ufw firewall rules exist for all open ports | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure nftables base chains exist | CIS Rocky Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure nftables base chains exist | CIS AlmaLinux OS 8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure nftables is installed | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.2 Ensure host based firewall loopback traffic is configured | CIS Rocky Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.2 Ensure ufw is uninstalled or disabled with nftables | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.3 Ensure firewalld drops unnecessary services and ports | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.3 Ensure firewalld drops unnecessary services and ports | CIS AlmaLinux OS 8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.3 Ensure iptables are flushed with nftables | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.4 Ensure nftables established connections are configured | CIS AlmaLinux OS 8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.5 Ensure an nftables table exists | CIS CentOS Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.7 Ensure nftables outbound and established connections are configured | CIS Ubuntu Linux 20.04 LTS Server L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.8 Ensure nftables default deny firewall policy | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.10 Ensure nftables rules are permanent | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.1 Ensure nftables is installed | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.1.1 Ensure iptables packages are installed | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.1.1 Ensure iptables packages are installed | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.1.3 Ensure ufw is uninstalled or disabled with iptables | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.2 Ensure iptables are flushed with nftables | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.2.2 Ensure iptables loopback traffic is configured | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.2.2 Ensure iptables outbound and established connections are configured | CIS CentOS Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.2.4 Ensure iptables firewall rules exist for all open ports | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.3.2 Ensure ip6tables loopback traffic is configured | CIS Ubuntu Linux 18.04 LTS v2.2.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.3.3 Ensure ip6tables outbound and established connections are configured | CIS Ubuntu Linux 20.04 LTS Workstation L1 v2.0.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.3.6 Ensure ip6tables is enabled and active | CIS CentOS Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.6 Ensure nftables outbound and established connections are configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.8 Ensure nftables service is enabled and active | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.9 Ensure nftables rules are permanent | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.9 Ensure nftables rules are permanent | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.1 Ensure iptables loopback traffic is configured | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.1 Ensure iptables loopback traffic is configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.2 Ensure iptables outbound and established connections are configured | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.2 Ensure iptables outbound and established connections are configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.2 Ensure iptables outbound and established connections are configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.4 Ensure iptables default deny firewall policy | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.6 Ensure iptables service is enabled and active | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.6 Ensure iptables service is enabled and active | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.6 Ensure iptables service is enabled and active | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.1 Ensure ip6tables loopback traffic is configured | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.1 Ensure ip6tables loopback traffic is configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.2 Ensure ip6tables outbound and established connections are configured | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.2 Ensure ip6tables outbound and established connections are configured | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.3 Ensure ip6tables firewall rules exist for all open ports | CIS Oracle Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.5 Ensure ip6tables rules are saved | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.6 Ensure ip6tables is enabled and active | CIS Oracle Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
