| 3.1.1 Disable IPv6 | CIS Ubuntu Linux 16.04 LTS Workstation L2 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.3 Disable Broadcast Packet Forwarding - Check ip_forward_directed_broadcasts value. Expected value: 0. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.14 Set ARP Cleanup Interval - Check arp_cleanup_interval value. Expected value: 60000. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.15 Disable TCP Reverse IP Source Routing - Check tcp_rev_src_routes value. Expected value: 0. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.18 Lock down dtspcd(8) - Check tcp_extra_priv_ports_add value. Expected value: 6112. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure ufw service is enabled - systemctl | CIS Ubuntu Linux 18.04 LXD Container L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.2 Ensure default deny firewall policy | CIS Ubuntu Linux 18.04 LXD Container L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.6 Ensure default deny firewall policy - output | CIS Ubuntu Linux 18.04 LXD Container L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.2 Ensure iptables-persistent is not installed with ufw | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.3 Ensure ufw service is enabled - systemctl | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.3 Ensure ufw service is enabled - systemctl | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.4 Ensure ufw loopback traffic is configured - v4 | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.6 Ensure ufw firewall rules exist for all open ports | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.3 Ensure iptables are flushed with nftables - v4 | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.3 Ensure iptables are flushed with nftables - v6 | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.5 Ensure nftables base chains exist - input | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.5 Ensure nftables base chains exist - output | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.6 Ensure nftables loopback traffic is configured - v4 | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.6 Ensure nftables loopback traffic is configured - v4 | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.7 Ensure nftables outbound and established connections are configured | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.1.1 Ensure iptables packages are installed - iptables | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.1.3 Ensure ufw is uninstalled or disabled with iptables | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.2 Ensure iptables loopback traffic is configured | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.1 Ensure ip6tables default deny firewall policy - 'Chain OUTPUT' | CIS Ubuntu Linux 16.04 LTS Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.4 Ensure ip6tables firewall rules exist for all open ports | CIS Ubuntu Linux 16.04 LTS Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.1 Ensure IPv4 default deny firewall policy - FORWARD | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.1 Ensure ufw service is enabled - systemctl | CIS Ubuntu Linux 18.04 LXD Host L1 Workstation v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.2 Ensure IPv4 loopback traffic is configured - INPUT | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.2 Ensure IPv4 loopback traffic is configured - OUTPUT | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.3 Ensure IPv4 outbound and established connections are configured | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.4 Ensure outbound connections are configured | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2.5 Ensure firewall rules exist for all open ports | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.1 Ensure iptables are flushed - v4 | CIS Ubuntu Linux 18.04 LXD Host L1 Workstation v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.1 Ensure iptables are flushed - v6 | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.1 Ensure IPv6 default deny firewall policy - INPUT | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.2 Ensure IPv6 loopback traffic is configured - INPUT | CIS Oracle Linux 6 Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.2 Ensure IPv6 loopback traffic is configured - OUTPUT | CIS Oracle Linux 6 Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.3 Ensure base chains exist - input | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.4 Ensure loopback traffic is configured - v4 | CIS Ubuntu Linux 18.04 LXD Host L1 Workstation v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.6 Ensure default deny firewall policy - forward | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.6 Ensure default deny firewall policy - output | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.8 Ensure nftables rules are permanent | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.8 Ensure nftables rules are permanent | CIS Ubuntu Linux 18.04 LXD Host L1 Workstation v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.4.2.2 Ensure IPv6 loopback traffic is configured | CIS Ubuntu Linux 18.04 LXD Host L1 Server v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.9 Disable Response to Broadcast ICMPv4 Echo Request - current ip = 0 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.9 Disable Response to Broadcast ICMPv4 Echo Request - persistent ip = 0 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.1.2 Disable Send Packet Redirects - 'net.ipv4.conf.all.send_redirects = 0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.3.1 Disable IPv6 Router Advertisements - 'net.ipv6.conf.all.accept_ra = 0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.3.2 Ensure that the vSwitch MAC Address Change policy is set to reject | CIS VMware ESXi 5.1 v1.0.1 Level 1 | VMware | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.4.1 Install TCP Wrappers | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
