The audit system must alert the SA when the audit storage volume approaches its capacity.

Filling the audit storage area can result in a denial of service or system outage and can lead to events going undetected.

This check applies to the global zone only. Determine the zone that you are currently securing. # zonename If the command output is "global", this check applies. The root role is required. Verify the presence of an audit_warn entry in /etc/mail/aliases. # /usr/lib/sendmail -bv audit_warn If the response is: audit_warn... User unknown this is a finding. Review the output of the command and verify that the audit_warn alias notifies the appropriate users in this form: audit_warn:user1,user2 If an appropriate user is not listed, this is a finding.

The root role is required. This action applies to the global zone only. Determine the zone that you are currently securing. # zonename If the command output is "global", this action applies. Add an audit_warn alias to /etc/mail/aliases that will forward to designated system administrator(s). # pfedit /etc/mail/aliases Insert a line in the form: audit_warn:user1,user2 Put the updated aliases file into service. # newaliases