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RHEL9-CIS/tasks/section_6/cis_6.1.x.yml
Mark Bolwell 82c1137b94
updated logic 6.1.11 
Signed-off-by: Mark Bolwell <mark.bollyuk@gmail.com>
2024-08-09 17:33:01 +01:00

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---
- name: "6.1.1 | PATCH | Ensure permissions on /etc/passwd are configured"
ansible.builtin.file:
path: /etc/passwd
owner: root
group: root
mode: '0644'
when:
- rhel9cis_rule_6_1_1
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.1
- name: "6.1.2 | PATCH | Ensure permissions on /etc/passwd- are configured"
ansible.builtin.file:
path: /etc/passwd-
owner: root
group: root
mode: '0644'
when:
- rhel9cis_rule_6_1_2
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.2
- name: "6.1.3 | PATCH | Ensure permissions on /etc/group are configured"
ansible.builtin.file:
path: /etc/group
owner: root
group: root
mode: '0644'
when:
- rhel9cis_rule_6_1_3
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.3
- name: "6.1.4 | PATCH | Ensure permissions on /etc/group- are configured"
ansible.builtin.file:
path: /etc/group-
owner: root
group: root
mode: '0644'
when:
- rhel9cis_rule_6_1_4
tags:
- level1-server
- level1-workstation
- patch
- permissionss
- rule_6.1.4
- name: "6.1.5 | PATCH | Ensure permissions on /etc/shadow are configured"
ansible.builtin.file:
path: /etc/shadow
owner: root
group: root
mode: '0000'
when:
- rhel9cis_rule_6_1_5
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.5
- name: "6.1.6 | PATCH | Ensure permissions on /etc/shadow- are configured"
ansible.builtin.file:
path: /etc/shadow-
owner: root
group: root
mode: '0000'
when:
- rhel9cis_rule_6_1_6
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.6
- name: "6.1.7 | PATCH | Ensure permissions on /etc/gshadow are configured"
ansible.builtin.file:
path: /etc/gshadow
owner: root
group: root
mode: '0000'
when:
- rhel9cis_rule_6_1_7
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.7
- name: "6.1.8 | PATCH | Ensure permissions on /etc/gshadow- are configured"
ansible.builtin.file:
path: /etc/gshadow-
owner: root
group: root
mode: '0000'
when:
- rhel9cis_rule_6_1_8
tags:
- level1-server
- level1-workstation
- patch
- permissions
- rule_6.1.8
- name: "6.1.9 | PATCH | Ensure no world writable files exist"
block:
- name: "6.1.9 | AUDIT | Ensure no world writable files exist | Get list of world-writable files"
ansible.builtin.shell: df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type f -perm -0002
failed_when: false
changed_when: false
register: rhel_09_6_1_9_perms_results
- name: "6.1.9 | PATCH | Ensure no world writable files exist | Adjust world-writable files if they exist (Configurable)"
ansible.builtin.file:
path: '{{ item }}'
mode: o-w
state: touch
loop: "{{ rhel_09_6_1_9_perms_results.stdout_lines }}"
when:
- rhel_09_6_1_9_perms_results.stdout_lines is defined
- rhel9cis_no_world_write_adjust
when:
- rhel9cis_rule_6_1_9
tags:
- level1-server
- level1-workstation
- patch
- files
- permissions
- rule_6.1.9
- name: "6.1.10 | AUDIT | Ensure no unowned files or directories exist"
block:
- name: "6.1.10 | AUDIT | Ensure no unowned files or directories exist | Finding all unowned files or directories"
ansible.builtin.shell: find "{{ item.mount }}" -xdev -nouser -not -fstype nfs
changed_when: false
failed_when: false
check_mode: false
register: rhel_09_6_1_10_audit
loop: "{{ ansible_facts.mounts }}"
loop_control:
label: "{{ item.mount }}"
when:
- item['device'].startswith('/dev')
- not 'bind' in item['options']
- name: "6.1.10 | AUDIT | Ensure no unowned files or directories exist | Flatten no_user_items results for easier use"
ansible.builtin.set_fact:
discovered_unowned_files_flatten: "{{ rhel_09_6_1_10_audit.results | map(attribute='stdout_lines') | flatten }}"
- name: "6.1.10 | AUDIT | Ensure no unowned files or directories exist | Displaying any unowned files or directories"
ansible.builtin.debug:
msg: "Warning!! Missing owner on items in {{ discovered_unowned_files_flatten }}"
when: discovered_unowned_files_flatten | length > 0
- name: "6.1.10 | AUDIT | Ensure no unowned files or directories exist | warning"
ansible.builtin.import_tasks:
file: warning_facts.yml
vars:
warn_control_id: '6.1.10'
when: discovered_unowned_files_flatten | length > 0
when:
- rhel9cis_rule_6_1_10
tags:
- level1-server
- level1-workstation
- audit
- files
- permissions
- rule_6.1.10
- name: "6.1.11 | AUDIT | Ensure no ungrouped files or directories exist"
block:
- name: "6.1.11 | AUDIT | Ensure no ungrouped files or directories exist | Finding all ungrouped files or directories"
ansible.builtin.shell: find "{{ item.mount }}" -xdev -nogroup
check_mode: false
failed_when: false
changed_when: false
register: rhel_09_6_1_11_audit
loop: "{{ ansible_facts.mounts }}"
loop_control:
label: "{{ item.mount }}"
when:
- item['device'].startswith('/dev')
- not 'bind' in item['options']
- name: "6.1.11 | AUDIT | Ensure no ungrouped files or directories exist | Flatten no_user_items results for easier use"
ansible.builtin.set_fact:
discovered_ungrouped_files_flatten: "{{ rhel_09_6_1_11_audit.results | map(attribute='stdout_lines') | flatten }}"
- name: "6.1.11 | AUDIT | Ensure no ungrouped files or directories exist | Displaying all ungrouped files or directories"
ansible.builtin.debug:
msg: "Warning!! Missing group on items in {{ discovered_ungrouped_files_flatten }}"
when: discovered_ungrouped_files_flatten | length > 0
- name: "6.1.11 | AUDIT | Ensure no ungrouped files or directories exist | warning"
ansible.builtin.import_tasks:
file: warning_facts.yml
vars:
warn_control_id: '6.1.11'
when: discovered_ungrouped_files_flatten | length > 0
when:
- rhel9cis_rule_6_1_11
tags:
- level1-server
- level1-workstation
- audit
- files
- permissions
- rule_6.1.11
- name: "6.1.12 | PATCH | Ensure sticky bit is set on all world-writable directories"
ansible.builtin.shell: df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type d -perm -0002 2>/dev/null | xargs chmod a+t
changed_when: false
failed_when: false
when:
- rhel9cis_rule_6_1_12
tags:
- level1-server
- level1-workstation
- patch
- stickybits
- permissons
- rule_6.1.12
- name: "6.1.13 | AUDIT | Audit SUID executables"
block:
- name: "6.1.13 | AUDIT | Audit SUID executables | Find all SUID executables"
ansible.builtin.shell: "df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type f -perm -4000"
failed_when: false
changed_when: false
register: rhel_09_6_1_13_suid_perms
- name: "6.1.13 | AUDIT | Audit SUID executables | Alert SUID executables exist"
ansible.builtin.debug:
msg: "Warning!! SUID set on items in {{ rhel_09_6_1_13_suid_perms.stdout_lines }}"
when:
- rhel_09_6_1_13_suid_perms.stdout is defined
- rhel_09_6_1_13_suid_perms.stdout | length > 0
- name: "6.1.13 | AUDIT | Audit SUID executables | Alert SUID executables exist | warning"
ansible.builtin.import_tasks:
file: warning_facts.yml
vars:
warn_control_id: '6.1.13'
when:
- rhel_09_6_1_13_suid_perms.stdout is defined
- rhel_09_6_1_13_suid_perms.stdout | length > 0
vars:
rhel9_6_1_13_suid_found: false
when:
- rhel9cis_rule_6_1_13
tags:
- level1-server
- level1-workstation
- manual
- audit
- files
- rule_6.1.13
- name: "6.1.14 | AUDIT | Audit SGID executables"
block:
- name: "6.1.14 | AUDIT | Audit SGID executables | Find all SGID executables"
ansible.builtin.shell: df --local -P | awk {'if (NR!=1) print $6'} | xargs -I '{}' find '{}' -xdev -type f -perm -2000
failed_when: false
changed_when: false
register: rhel_09_6_1_14_sgid_perms
- name: "6.1.14 | AUDIT | Audit SGID executables | Alert SGID executables exist"
ansible.builtin.debug:
msg: "Warning!! SGID set on items in {{ rhel_09_6_1_14_sgid_perms.stdout_lines }}"
when:
- rhel_09_6_1_14_sgid_perms.stdout is defined
- rhel_09_6_1_14_sgid_perms.stdout | length > 0
- name: "6.1.14 | AUDIT | Audit SGID executables| warning"
ansible.builtin.import_tasks:
file: warning_facts.yml
vars:
warn_control_id: '6.1.14'
when:
- rhel_09_6_1_14_sgid_perms.stdout is defined
- rhel_09_6_1_14_sgid_perms.stdout | length > 0
vars:
rhel9_6_1_14_sgid_found: false
when:
- rhel9cis_rule_6_1_14
tags:
- level1-server
- level1-workstation
- manual
- audit
- files
- rule_6.1.14
- name: "6.1.15 | AUDIT | Audit system file permissions"
block:
- name: "6.1.15 | AUDIT | Audit system file permissions | Audit the packages"
ansible.builtin.shell: rpm -Va --nomtime --nosize --nomd5 --nolinkto
changed_when: false
failed_when: false
register: rhel9cis_6_1_15_packages_rpm
- name: "6.1.15 | AUDIT | Audit system file permissions | Create list and warning"
block:
- name: "6.1.15 | AUDIT | Audit system file permissions | Add file discrepancy list to system"
ansible.builtin.copy:
dest: "{{ rhel9cis_rpm_audit_file }}" # noqa template-instead-of-copy
content: "{{ rhel9cis_6_1_15_packages_rpm.stdout }}"
owner: root
group: root
mode: '0640'
- name: "6.1.15 | AUDIT | Audit system file permissions | Message out alert for package descrepancies"
ansible.builtin.debug:
msg: |
"Warning!! You have some package descrepancies issues.
The file list can be found in {{ rhel9cis_rpm_audit_file }}"
- name: "6.1.15 | AUDIT | Audit system file permissions | warning count"
ansible.builtin.import_tasks:
file: warning_facts.yml
vars:
warn_control_id: '6.1.15'
when: rhel9cis_6_1_15_packages_rpm.stdout|length > 0
when:
- rhel9cis_rule_6_1_15
tags:
- level2-server
- level2-workstation
- manual
- audit
- permissions
- rule_6.1.15
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