mirror of
https://github.com/ansible-lockdown/RHEL9-CIS.git
synced 2025-12-24 14:23:05 +00:00
107 lines
3.6 KiB
YAML
107 lines
3.6 KiB
YAML
---
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- name: "6.3.1.1 | PATCH | Ensure auditd is installed"
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when:
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- rhel9cis_rule_6_3_1_1
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tags:
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- level2-server
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- level2-workstation
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- patch
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- auditd
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- rule_6.3.1.1
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- NIST800-53R5_AU-2
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- NIST800-53R5_AU-3
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- NIST800-53R5_AU-12
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- NIST800-53R5_SI-5
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block:
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- name: "6.3.1.1 | PATCH | Ensure auditd is installed | Install auditd packages"
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when: '"auditd" not in ansible_facts.packages'
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ansible.builtin.package:
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name: audit
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state: present
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- name: "6.3.1.1 | PATCH | Ensure auditd is installed | Install auditd-lib packages"
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when: '"auditd-lib" not in ansible_facts.packages'
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ansible.builtin.package:
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name: audit-libs
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state: present
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- name: "6.3.1.2 | PATCH | Ensure auditing for processes that start prior to auditd is enabled"
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when: rhel9cis_rule_6_3_1_2
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tags:
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- level2-server
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- level2-workstation
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- patch
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- auditd
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- grub
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- rule_6.3.1.2
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block:
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- name: "6.3.1.2 | PATCH | Ensure auditing for processes that start prior to auditd is enabled | Grubby existence of current value"
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ansible.builtin.shell: grubby --info=ALL | grep args | sed -n 's/.*audit=\([[:alnum:]]\+\).*/\1/p'
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changed_when: false
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failed_when: false
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check_mode: false
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register: discovered_grubby_curr_value_audit_linux
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- name: "6.3.1.2 | PATCH | Ensure auditing for processes that start prior to auditd is enabled | Grubby update, if needed"
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when:
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- discovered_grubby_curr_value_audit_linux.stdout == '' or
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'0' in discovered_grubby_curr_value_audit_linux.stdout or
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'off' in discovered_grubby_curr_value_audit_linux.stdout|lower
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ansible.builtin.command: grubby --update-kernel=ALL --args="audit=1"
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changed_when: true
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- name: "6.3.1.3 | PATCH | Ensure audit_backlog_limit is sufficient"
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when: rhel9cis_rule_6_3_1_3
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tags:
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- level2-server
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- level2-workstation
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- patch
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- auditd
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- grub
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- rule_6.3.1.3
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- NIST800-53R5_AU-2
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- NIST800-53R5_AU-12
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- NIST800-53R5_SI-5
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block:
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- name: "6.3.1.3 | AUDIT | Ensure audit_backlog_limit is sufficient | Grubby existence of current value"
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ansible.builtin.shell:
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cmd: 'grubby --info=ALL | grep args | grep -o -E "audit_backlog_limit=([[:digit:]])+" | grep -o -E "([[:digit:]])+"'
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changed_when: false
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failed_when: false
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check_mode: false
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register: discovered_grubby_curr_value_backlog_linux
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- name: "6.3.1.3 | AUDIT | Check to see if limits are set"
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when:
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- discovered_grubby_curr_value_backlog_linux is not defined or
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discovered_grubby_curr_value_backlog_linux.stdout_lines == []
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ansible.builtin.set_fact:
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discovered_reset_backlog_limits: true
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- name: "6.3.1.3 | AUDIT | Check to see if any limits are too low"
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when: (item | int < rhel9cis_audit_back_log_limit)
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ansible.builtin.set_fact:
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discovered_reset_backlog_limits: true
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loop: "{{ discovered_grubby_curr_value_backlog_linux.stdout_lines }}"
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- name: "6.3.1.3 | AUDIT | Ensure audit_backlog_limit is sufficient | Grubby update applied"
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when: discovered_reset_backlog_limits is defined
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ansible.builtin.command: 'grubby --update-kernel=ALL --args="audit_backlog_limit={{ rhel9cis_audit_back_log_limit }}"'
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changed_when: true
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- name: "6.3.1.4 | PATCH | Ensure auditd service is enabled and active"
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when: rhel9cis_rule_6_3_1_4
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tags:
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- level2-server
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- level2-workstation
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- patch
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- auditd
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- rule_6.3.1.4
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- NIST800-53R5_AU-2
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- NIST800-53R5_AU-12
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- NIST800-53R5_SI-5
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ansible.builtin.systemd:
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name: auditd
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state: started
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enabled: true
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