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

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-47835	SOL-11.1-010370	SV-60709r1_rule		Medium

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

STIG	Date
Solaris 11 SPARC Security Technical Implementation Guide	2018-09-05

Details

Check Text ( C-50289r1_chk )
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.

Check Text ( C-50289r1_chk )

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.

Fix Text (F-51453r1_fix)
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

Fix Text (F-51453r1_fix)

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