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Add remediation and OVAL for UBTU-20-010297 #11098

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Oct 6, 2023
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Add remediation and OVAL for UBTU-20-010297 #11098

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ea6533d
Add remediation and OVAL for UBTU-20-010297
dexterle Aug 7, 2023
b28df48
Use shared remediations for non-template applicable OS's
dexterle Sep 28, 2023
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8 changes: 8 additions & 0 deletions ...e_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/ansible/shared.yml
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# platform = multi_platform_sle,multi_platform_ubuntu
# reboot = false
# strategy = restrict
# complexity = low
# disruption = low

{{{ ansible_audit_augenrules_add_watch_rule(path='/usr/bin/kmod', permissions='x', key='modules') }}}
{{{ ansible_audit_auditctl_add_watch_rule(path='/usr/bin/kmod', permissions='x', key='modules') }}}
51 changes: 0 additions & 51 deletions ...re_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/ansible/sle12.yml
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51 changes: 0 additions & 51 deletions ...re_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/ansible/sle15.yml
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2 changes: 1 addition & 1 deletion ...es_privileged_commands_kmod/bash/sle12.sh → ...s_privileged_commands_kmod/bash/shared.sh
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@@ -1,4 +1,4 @@
# platform = multi_platform_sle
# platform = multi_platform_sle,multi_platform_ubuntu

# Perform the remediation for both possible tools: 'auditctl' and 'augenrules'
{{{ bash_fix_audit_watch_rule("auditctl", "/usr/bin/kmod", "x", "modules") }}}
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5 changes: 0 additions & 5 deletions ...figure_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/bash/sle15.sh
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39 changes: 39 additions & 0 deletions ...gure_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/oval/shared.xml
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<def-group>
<definition class="compliance" id="audit_rules_privileged_commands_kmod" version="1">
{{{ oval_metadata("Ensure audit rule for all uses of the kmod command is enabled.") }}}

<criteria operator="OR">

<!-- Test the augenrules case -->
<criteria operator="AND">
<extend_definition comment="audit augenrules" definition_ref="audit_rules_augenrules" />
<criterion comment="audit augenrules kmod" test_ref="test_kmod_augenrules" />
</criteria>

<!-- Test the auditctl case -->
<criteria operator="AND">
<extend_definition comment="audit auditctl" definition_ref="audit_rules_auditctl" />
<criterion comment="audit auditctl kmod" test_ref="test_kmod_auditctl" />
</criteria>
</criteria>
</definition>

<ind:textfilecontent54_test check="all" check_existence="only_one_exists" comment="audit augenrules kmod" id="test_kmod_augenrules" version="1">
<ind:object object_ref="object_kmod_augenrules" />
</ind:textfilecontent54_test>
<ind:textfilecontent54_object id="object_kmod_augenrules" version="1">
<ind:filepath operation="pattern match">^/etc/audit/rules\.d/.*\.rules$</ind:filepath>
<ind:pattern operation="pattern match">^[\s]*-w[\s]+/usr/bin/kmod[\s]+-p[\s]+x[\s]+-k[\s]+modules[\s]*$</ind:pattern>
<ind:instance operation="greater than or equal" datatype="int">1</ind:instance>
</ind:textfilecontent54_object>

<ind:textfilecontent54_test check="all" check_existence="only_one_exists" comment="audit auditctl kmod" id="test_kmod_auditctl" version="1">
<ind:object object_ref="object_kmod_auditctl" />
</ind:textfilecontent54_test>
<ind:textfilecontent54_object id="object_kmod_auditctl" version="1">
<ind:filepath>/etc/audit/audit.rules</ind:filepath>
<ind:pattern operation="pattern match">^[\s]*-w[\s]+/usr/bin/kmod[\s]+-p[\s]+x[\s]+-k[\s]+modules[\s]*$</ind:pattern>
<ind:instance operation="greater than or equal" datatype="int">1</ind:instance>
</ind:textfilecontent54_object>

</def-group>
39 changes: 0 additions & 39 deletions ...igure_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/oval/sle12.xml
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39 changes: 0 additions & 39 deletions ...igure_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/oval/sle15.xml
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3 changes: 0 additions & 3 deletions ...d_configure_rules/audit_privileged_commands/audit_rules_privileged_commands_kmod/rule.yml
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{{%- if product in ["ol7", "rhel7", "rhel8", "rhel9"] %}}
{{%- set kmod_audit="-a always,exit -F path=/usr/bin/kmod -F perm=x -F auid>=" ~ uid_min ~ " -F auid!=unset -F key=privileged" %}}
{{%- elif product in ["ubuntu2004", "ubuntu2204"] %}}
{{%- set kmod_audit="-w /bin/kmod -p x -k modules" %}}
{{%- else %}}
{{%- set kmod_audit="-w /usr/bin/kmod -p x -k modules" %}}
{{%- endif %}}
Expand Down Expand Up @@ -66,4 +64,3 @@ template:
name: audit_rules_privileged_commands
vars:
path: /usr/bin/kmod
path@ubuntu2004: /bin/kmod