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Install iptables Package

An XCCDF Rule

Description

The iptables package can be installed with the following command:

$ sudo dnf install iptables

Rationale

iptables controls the Linux kernel network packet filtering code. iptables allows system operators to set up firewalls and IP masquerading, etc.

ID
xccdf_org.ssgproject.content_rule_package_iptables_installed
Severity
Medium
References
Updated



Remediation - Anaconda Pre-Install Instructions


package --add=iptables

Remediation - OS Build Blueprint


[[packages]]
name = "iptables"
version = "*"

Remediation - Ansible

- name: Ensure iptables is installed
  package:
    name: iptables
    state: present
  when: ( ansible_virtualization_type not in ["docker", "lxc", "openvz", "podman",
    "container"] )

Remediation - Puppet

include install_iptables

class install_iptables {
  package { 'iptables':
    ensure => 'installed',
  }

Remediation - Shell Script

# Remediation is applicable only in certain platforms
if ( [ ! -f /.dockerenv ] && [ ! -f /run/.containerenv ] ); then

if ! rpm -q --quiet "iptables" ; then
    dnf install -y "iptables"
fi