Title

Amazon Linux 2023 must generate audit records for all account creations, modifications, disabling, and termination events that affect /var/log/faillock. (Cat II impact)

Discussion

Without generating audit records specific to the security and mission needs of the organization, it would be difficult to establish, correlate, and investigate the events relating to an incident or identify those responsible for one. Satisfies: SRG-OS-000392-GPOS-00172, SRG-OS-000470-GPOS-00214, SRG-OS-000473-GPOS-00218

Check Content

Verify Amazon Linux 2023 generates audit records for all account creations, modifications, disabling, and termination events that affect "/var/log/faillock" with the following command: $ sudo auditctl -l | grep /var/log/faillock -w /var/log/faillock -p wa -k logins If the command does not return a line, or the line is commented out, this is a finding.

Fix Text

Configure Amazon Linux 2023 to generate audit records for all account creations, modifications, disabling, and termination events that affect "/var/log/faillock". Add or update the following file system rule to "/etc/audit/rules.d/audit.rules": -w /var/log/faillock -p wa -k logins To load the rules to the kernel immediately, use the following command: $ sudo augenrules --load

Additional Identifiers

Rule ID: SV-274096r1120276_rule

Vulnerability ID: V-274096

Group Title: SRG-OS-000392-GPOS-00172

Expert Comments

CCIs tied to check.

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