ansible-lockdown/RHEL9-CIS
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QA, lint, standards, var naming, title aming aligned

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Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>
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Mark Bolwell 2026-04-08 12:56:24 +01:00
parent 69bef1f371
commit 201edf02e4
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39 changed files with 478 additions and 608 deletions
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68
tasks/section_3/cis_3.3.x.yml
View file

@ -1,6 +1,6 @@
---
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled"
when:
- not rhel9cis_is_router
- rhel9cis_rule_3_3_1
@ -16,23 +16,23 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled | Disable IPv4 forwarding | Set Fact"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled | Disable IPv4 forwarding | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled | Disable IPv4 forwarding"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled | Disable IPv4 forwarding"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled | IPv6"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled | IPv6"
when: rhel9cis_ipv6_required
block:
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled | Disable IPv6 forwarding | Set Fact"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled | Disable IPv6 forwarding | Set Fact"
ansible.builtin.set_fact:
rhel9cis_flush_ipv6_route: true
- name: "3.3.1 | PATCH | Ensure IP forwarding is disabled | Disable IPv6 forwarding"
- name: "3.3.1 | PATCH | Ensure ip forwarding is disabled | Disable IPv6 forwarding"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv6_sysctl.conf"
@ -60,7 +60,7 @@
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.3 | PATCH | Ensure bogus ICMP responses are ignored"
- name: "3.3.3 | PATCH | Ensure bogus icmp responses are ignored"
when: rhel9cis_rule_3_3_3
tags:
- level1-server
@ -74,16 +74,16 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.3 | PATCH | Ensure bogus ICMP responses are ignored | Set Fact"
- name: "3.3.3 | PATCH | Ensure bogus icmp responses are ignored | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.3 | PATCH | Ensure bogus ICMP responses are ignored"
- name: "3.3.3 | PATCH | Ensure bogus icmp responses are ignored"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.4 | PATCH | Ensure broadcast ICMP requests are ignored"
- name: "3.3.4 | PATCH | Ensure broadcast icmp requests are ignored"
when: rhel9cis_rule_3_3_4
tags:
- level1-server
@ -97,7 +97,7 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.4 | PATCH | Ensure broadcast ICMP requests are ignored | Set Fact"
- name: "3.3.4 | PATCH | Ensure broadcast icmp requests are ignored | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
@ -106,7 +106,7 @@
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted"
when: rhel9cis_rule_3_3_5
tags:
- level1-server
@ -120,27 +120,27 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted | Set Fact"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted | IPv6"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted | IPv6"
when: rhel9cis_ipv6_required
block:
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted | IPv6 | Set Fact"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted | IPv6 | Set Fact"
ansible.builtin.set_fact:
rhel9cis_flush_ipv6_route: true
- name: "3.3.5 | PATCH | Ensure ICMP redirects are not accepted | IPv6"
- name: "3.3.5 | PATCH | Ensure icmp redirects are not accepted | IPv6"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv6_sysctl.conf"
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted"
when: rhel9cis_rule_3_3_6
tags:
- level1-server
@ -154,27 +154,27 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted | IPv4 | Set Fact"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted | IPv4 | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted | IPv4"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted | IPv4"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted | IPv6"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted | IPv6"
when: rhel9cis_ipv6_required
block:
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted | IPv6 | Set Fact"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted | IPv6 | Set Fact"
ansible.builtin.set_fact:
rhel9cis_flush_ipv6_route: true
- name: "3.3.6 | PATCH | Ensure secure ICMP redirects are not accepted | IPv6"
- name: "3.3.6 | PATCH | Ensure secure icmp redirects are not accepted | IPv6"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv6_sysctl.conf"
- name: "3.3.7 | PATCH | Ensure Reverse Path Filtering is enabled"
- name: "3.3.7 | PATCH | Ensure reverse path filtering is enabled"
when: rhel9cis_rule_3_3_7
tags:
- level1-server
@ -188,12 +188,12 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.7 | PATCH | Ensure Reverse Path Filtering is enabled | Set Fact"
- name: "3.3.7 | PATCH | Ensure reverse path filtering is enabled | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.7 | PATCH | Ensure Reverse Path Filtering is enabled"
- name: "3.3.7 | PATCH | Ensure reverse path filtering is enabled"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
@ -249,7 +249,7 @@
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.10 | PATCH | Ensure TCP SYN Cookies is enabled"
- name: "3.3.10 | PATCH | Ensure tcp syn cookies is enabled"
when: rhel9cis_rule_3_3_10
tags:
- level1-server
@ -263,22 +263,22 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.10 | PATCH | Ensure TCP SYN Cookies is enabled | Set Fact"
- name: "3.3.10 | PATCH | Ensure tcp syn cookies is enabled | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv4_route: true
- name: "3.3.10 | PATCH | Ensure TCP SYN Cookies is enabled"
- name: "3.3.10 | PATCH | Ensure tcp syn cookies is enabled"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv4_sysctl.conf"
- name: "3.3.11 | PATCH | Ensure IPv6 router advertisements are not accepted"
- name: "3.3.11 | PATCH | Ensure ipv6 router advertisements are not accepted"
when:
- rhel9cis_ipv6_required
- rhel9cis_rule_3_3_11
tags:
- level2-server
- level2-workstation
- level1-server
- level1-workstation
- sysctl
- patch
- rule_3.3.11
@ -288,11 +288,11 @@
- NIST800-53R5_CM-7
- NIST800-53R5_IA-5
block:
- name: "3.3.11 | PATCH | Ensure IPv6 router advertisements are not accepted | IPv6 | Set Fact"
- name: "3.3.11 | PATCH | Ensure ipv6 router advertisements are not accepted | IPv6 | Set Fact"
ansible.builtin.set_fact:
rhel9cis_sysctl_update: true
rhel9cis_flush_ipv6_route: true
- name: "3.3.11 | PATCH | Ensure IPv6 router advertisements are not accepted | IPv6"
- name: "3.3.11 | PATCH | Ensure ipv6 router advertisements are not accepted | IPv6"
ansible.builtin.debug:
msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/60-netipv6_sysctl"