/
file_perms.yml
156 lines (145 loc) · 4.55 KB
/
file_perms.yml
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---
# Copyright 2016, Rackspace US, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
- name: V-71849 - Get packages with incorrect file permissions or ownership
shell: "grep '^.M' {{ temp_dir }}/rpmverify.txt | awk '{ print $NF }'" # noqa risky-shell-pipe
register: rpmverify_package_list
changed_when: False
when:
- not check_mode | bool
- ansible_facts['pkg_mgr'] == 'dnf'
- security_reset_perm_ownership | bool
tags:
- file_perms
- high
- V-71849
- name: V-71849 - Reset file permissions/ownership to vendor values
shell: "rpm {{ item[0] }} `rpm -qf {{ item[1] }}`" # noqa: command-instead-of-shell command-instead-of-module risky-shell-pipe
changed_when: false
with_nested:
- ['--setperms', '--setugids']
- "{{ rpmverify_package_list.stdout_lines | default([]) }}"
when:
- not check_mode | bool
- ansible_facts['pkg_mgr'] == 'dnf'
- rpmverify_package_list is defined
- rpmverify_package_list.stdout_lines | length > 0
async: 300
poll: 0
tags:
- file_perms
- high
- V-71849
# don't trigger ANSIBLE0013
- skip_ansible_lint
- name: Search for files/directories with an invalid owner
command: find / -xdev -nouser -fstype local # noqa: command-instead-of-module
register: invalid_owner_files
changed_when: false
when:
- security_search_for_invalid_owner | bool
tags:
- always
- name: V-72007 - All files and directories must have a valid owner.
debug:
msg: |
Files and directories were found that are owned by an invalid user:
{{ invalid_owner_files.stdout_lines | join('\n') }}
when:
- invalid_owner_files is defined
- invalid_owner_files.stdout_lines is defined
- invalid_owner_files.stdout_lines | length > 0
tags:
- file_perms
- medium
- V-72007
- name: Search for files/directories with an invalid group owner
command: find / -xdev -nogroup -fstype local # noqa: command-instead-of-module
register: invalid_group_owner_files
changed_when: false
when:
- security_search_for_invalid_group_owner | bool
tags:
- always
- name: V-72009 - All files and directories must have a valid group owner.
debug:
msg: |
Files and directories were found that are owned by an invalid group:
{{ invalid_group_owner_files.stdout_lines | join('\n') }}
when:
- invalid_group_owner_files is defined
- invalid_group_owner_files.stdout_lines is defined
- invalid_group_owner_files.stdout_lines | length > 0
tags:
- file_perms
- medium
- V-72009
- name: Set proper owner, group owner, and permissions on home directories
file:
dest: "{{ item.dir }}"
owner: "{{ item.name }}"
group: "{{ item.group.name }}"
mode: "g-ws,o-rwxt"
when:
- item.uid >= 1000
- item.name != 'nobody'
- security_set_home_directory_permissions_and_owners | bool
with_items: "{{ user_list.users | selectattr('uid', 'greaterthan', 999) | list }}"
tags:
- medium
- file_perms
- V-72017
- V-72019
- V-72021
- name: Find all world-writable directories
shell: "find / -perm -002 -type d -exec ls -lLd {} \\; | tr -s ' ' | cut -d' ' -f 4,9 | grep -v ^root" # noqa risky-shell-pipe
register: world_writable_dirs
changed_when: False
failed_when: False
check_mode: no
when:
- security_find_world_writable_dirs | bool
tags:
- always
- name: V-72047 - All world-writable directories must be group-owned by root, sys, bin, or an application group.
debug:
msg: |
The group owners on the following world-writable directories should be examined:
{{ world_writable_dirs.stdout }}
when:
- world_writable_dirs is defined
- world_writable_dirs is not skipped
tags:
- medium
- file_perms
- V-72047
- name: Check if /etc/cron.allow exists
stat:
path: /etc/cron.allow
register: cron_allow_check
tags:
- always
- name: Set owner/group owner on /etc/cron.allow
file:
path: /etc/cron.allow
owner: root
group: root
when:
- cron_allow_check is defined
- cron_allow_check.stat.exists
tags:
- medium
- file_perms
- V-72053
- V-72055