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The audit system must be configured to audit successful file system mounts.


Overview

Finding ID Version Rule ID IA Controls Severity
V-38568 RHEL-06-000199 SV-50369r3_rule Low
Description
The unauthorized exportation of data to external media could result in an information leak where classified information, Privacy Act information, and intellectual property could be lost. An audit trail should be created each time a filesystem is mounted to help identify and guard against information loss.
STIG Date
Red Hat Enterprise Linux 6 Security Technical Implementation Guide 2017-04-28

Details

Check Text ( None )
None
Fix Text (F-43516r2_fix)
At a minimum, the audit system should collect media exportation events for all users and root. Add the following to "/etc/audit/audit.rules", setting ARCH to either b32 or b64 as appropriate for your system:

-a always,exit -F arch=ARCH -S mount -F auid>=500 -F auid!=4294967295 -k export
-a always,exit -F arch=ARCH -S mount -F auid=0 -k export