--- - name: "3.2.1 | L1 | PATCH | Ensure source routed packets are not accepted" block: - name: "3.2.1 | L1 | PATCH | Ensure source routed packets are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - update sysctl - sysctl flush ipv4 route table - name: "3.2.1 | L1 | PATCH | Ensure source routed packets are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - sysctl flush ipv6 route table - update sysctl when: rhel9cis_ipv6_required when: - rhel9cis_rule_3_2_1 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.1 - name: "3.2.2 | L1 | PATCH | Ensure ICMP redirects are not accepted" block: - name: "3.2.2 | L1 | PATCH | Ensure ICMP redirects are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - update sysctl - sysctl flush ipv4 route table - name: "3.2.2 | L1 | PATCH | Ensure ICMP redirects are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - sysctl flush ipv6 route table - update sysctl when: rhel9cis_ipv6_required when: - rhel9cis_rule_3_2_2 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.2 - name: "3.2.3 | L1 | PATCH | Ensure secure ICMP redirects are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_3 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.3 - name: "3.2.4 | L1 | PATCH | Ensure suspicious packets are logged" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_4 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.4 - name: "3.2.5 | L1 | PATCH | Ensure broadcast ICMP requests are ignored" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_5 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.5 - name: "3.2.6 | L1 | PATCH | Ensure bogus ICMP responses are ignored" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_6 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.6 - name: "3.2.7 | L1 | PATCH | Ensure Reverse Path Filtering is enabled" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_7 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.7 - name: "3.2.8 | L1 | PATCH | Ensure TCP SYN Cookies is enabled" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: update sysctl when: - rhel9cis_rule_3_2_8 tags: - level1-server - level1-workstation - sysctl - patch - rule_3.2.8 - name: "3.2.9 | L2 | PATCH | Ensure IPv6 router advertisements are not accepted" block: - name: "3.2.9 | L2 | PATCH | Ensure IPv6 router advertisements are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - update sysctl - sysctl flush ipv4 route table - name: "3.2.9 | L2 | PATCH | Ensure IPv6 router advertisements are not accepted" debug: msg: "Control being set via Handler 'update sysctl' which writes to /etc/sysctl.d/99-sysctl.conf" notify: - sysctl flush ipv6 route table - update sysctl when: rhel9cis_ipv6_required when: - rhel9cis_ipv6_required - rhel9cis_rule_3_2_9 tags: - level2-server - level2-workstation - sysctl - patch - rule_3.2.9