The macOS system must configure audit_control to mode 440 or less permissive.

STIG ID: APPL-14-001130  |  SRG: SRG-OS-000057-GPOS-00027 | Severity: medium |  CCI: CCI-000162,CCI-000163,CCI-000164,CCI-000171,CCI-001493,CCI-001494,CCI-001495

Vulnerability Discussion

/etc/security/audit_control must be configured so that it is readable only by the root user and group wheel.

Satisfies: SRG-OS-000057-GPOS-00027,SRG-OS-000058-GPOS-00028,SRG-OS-000059-GPOS-00029,SRG-OS-000063-GPOS-00032,SRG-OS-000256-GPOS-00097,SRG-OS-000257-GPOS-00098,SRG-OS-000258-GPOS-00099

Check

Verify the macOS system is configured audit_control to mode 440 or less with the following command:

/bin/ls -l /etc/security/audit_control | /usr/bin/awk '!/-r--[r-]-----|current|total/{print $1}' | /usr/bin/wc -l | /usr/bin/xargs

If the results are not "0", this is a finding.

Fix

Configure the macOS system with the audit_control to mode 440 with the following command:

/bin/chmod 440 /etc/security/audit_control
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