4
0
Fork 0
RHEL9-CIS/tasks/section_4/cis_4.2.1.x.yml
Mark Bolwell a54b5216eb
Initial
Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>
2022-01-07 09:06:18 +00:00

177 lines
6.3 KiB
YAML

---
- name: "4.2.1.1 | L1 | PATCH | Ensure rsyslog installed"
package:
name: rsyslog
state: present
when:
- "'rsyslog' not in ansible_facts.packages"
- rhel9cis_rule_4_2_1_1
tags:
- level1-server
- level1-workstation
- patch
- rule_4.2.1.1
- name: "4.2.1.2 | L1 | PATCH | Ensure rsyslog Service is enabled"
service:
name: rsyslog
enabled: yes
when:
- rhel9cis_rule_4_2_1_2
tags:
- level1-server
- level1-workstation
- patch
- rsyslog
- rule_4.2.1.2
- name: "4.2.1.3 | L1 | PATCH | Ensure rsyslog default file permissions configured"
lineinfile:
dest: /etc/rsyslog.conf
regexp: '^\$FileCreateMode'
line: '$FileCreateMode 0640'
notify: restart rsyslog
when:
- rhel9cis_rule_4_2_1_3
tags:
- level1-server
- level1-workstation
- patch
- rule_4.2.1.3
- name: "4.2.1.4 | L1 | PATCH | Ensure logging is configured"
block:
- name: "4.2.1.4 | L1 | AUDIT | Ensure logging is configured | rsyslog current config message out"
command: cat /etc/rsyslog.conf
become: yes
changed_when: false
failed_when: no
check_mode: no
register: rhel_09_4_2_1_4_audit
- name: "4.2.1.4 | L1 | AUDIT | Ensure logging is configured | rsyslog current config message out"
debug:
msg:
- "These are the current logging configurations for rsyslog, please review:"
- "{{ rhel_09_4_2_1_4_audit.stdout_lines }}"
- name: "4.2.1.4 | L1 | PATCH | Ensure logging is configured | mail.* log setting"
blockinfile:
path: /etc/rsyslog.conf
state: present
marker: "# {mark} MAIL LOG SETTINGS (ANSIBLE MANAGED)"
block: |
# mail logging additions to meet CIS standards
mail.* -/var/log/mail
mail.info -/var/log/mail.info
mail.warning -/var/log/mail.warning
mail.err /var/log/mail.err
insertafter: '# Log all the mail messages in one place.'
notify: restart rsyslog
when: rhel9cis_rsyslog_ansiblemanaged
- name: "4.2.1.4 | L1 | PATCH | Ensure logging is configured | news.crit log setting"
blockinfile:
path: /etc/rsyslog.conf
state: present
marker: "# {mark} NEWS LOG SETTINGS (ANSIBLE MANAGED)"
block: |
# news logging additions to meet CIS standards
news.crit -/var/log/news/news.crit
news.notice -/var/log/news/news.crit
insertafter: '# Save news errors of level crit and higher in a special file.'
notify: restart rsyslog
when: rhel9cis_rsyslog_ansiblemanaged
- name: "4.2.1.4 | L1 | PATCH | Ensure logging is configured | Misc. log setting"
blockinfile:
path: /etc/rsyslog.conf
state: present
marker: "# {mark} MISC. LOG SETTINGS (ANSIBLE MANAGED)"
block: |
# misc. logging additions to meet CIS standards
*.=warning;*.=err -/var/log/warn
*.crit /var/log/warn
*.*;mail.none;news.none /var/log/messages
insertafter: '#### RULES ####'
notify: restart rsyslog
when: rhel9cis_rsyslog_ansiblemanaged
- name: "4.2.1.4 | L1 | PATCH | Ensure logging is configured | Local log settings"
blockinfile:
path: /etc/rsyslog.conf
state: present
marker: "#{mark} LOCAL LOG SETTINGS (ANSIBLE MANAGED)"
block: |
# local log settings
local0,local1.* -/var/log/localmessages
local2,local3.* -/var/log/localmessages
local4,local5.* -/var/log/localmessages
local6,local7.* -/var/log/localmessages
*.emrg :omusrmsg:*
insertafter: '#### RULES ####'
notify: restart rsyslog
when:
- rhel9cis_rule_4_2_1_4
tags:
- level1-server
- level1-workstation
- patch
- rsyslog
- rule_4.2.1.4
- name: "4.2.1.5 | L1 | PATCH | Ensure rsyslog is configured to send logs to a remote log host"
blockinfile:
path: /etc/rsyslog.conf
state: present
block: |
# remote host is: name/ip:port, e.g. 192.168.0.1:514, port optional
*.* @@{{ rhel9cis_remote_log_server }}
insertafter: EOF
register: result
failed_when:
- result is failed
- result.rc != 257
notify: restart rsyslog
when:
- rhel9cis_rule_4_2_1_5
- rhel9cis_remote_log_server is defined
tags:
- level1-server
- level1-workstation
- patch
- rule_4.2.1.5
- rsyslog
- name: "4.2.1.6 | L1 | PATCH | Ensure remote rsyslog messages are only accepted on designated log hosts."
block:
- name: "4.2.1.6 | L1 | PATCH | Ensure remote rsyslog messages are only accepted on designated log hosts. | When not log host"
replace:
path: /etc/rsyslog.conf
regexp: '({{ item }})'
replace: '#\1'
notify: restart rsyslog
with_items:
- '^(\$ModLoad imtcp)'
- '^(\$InputTCPServerRun)'
when: not rhel9cis_system_is_log_server
- name: "4.2.1.6 | L1 | PATCH | Ensure remote rsyslog messages are only accepted on designated log hosts. | When log host"
replace:
path: /etc/rsyslog.conf
regexp: '^#(.*{{ item }}.*)'
replace: '\1'
notify: restart rsyslog
with_items:
- 'ModLoad imtcp'
- 'InputTCPServerRun'
when: rhel9cis_system_is_log_server
when:
- rhel9cis_rule_4_2_1_6
tags:
- level1-server
- level1-workstation
- patch
- rule_4.2.1.6
- rsyslog