The Red Hat Enterprise Linux operating system must initiate an action to notify the System Administrator (SA) and Information System Security Officer ISSO, at a minimum, when allocated audit record storage volume reaches 75% of the repository maximum audit record storage capacity.
An XCCDF Rule
Description
If security personnel are not notified immediately when storage volume reaches 75 percent utilization, they are unable to plan for audit record storage capacity expansion.
- ID
- SV-204513r877389_rule
- Version
- RHEL-07-030330
- Severity
- Medium
- References
- Updated
Remediation Templates
A Manual Procedure
Configure the operating system to initiate an action to notify the SA and ISSO (at a minimum) when allocated audit record storage volume reaches 75 percent of the repository maximum audit record storage capacity.
Set the value of the "space_left" keyword in "/etc/audit/auditd.conf" to 25 percent of the partition size.
space_left = 25%
Reload the auditd daemon to apply changes made to the "/etc/audit/auditd.conf" file.