Title

System audit tool executables must be group-owned by bin, sys, or system. (Cat III impact)

Discussion

To prevent unauthorized access or manipulation of system audit logs, the tools for manipulating those logs must be protected.

Check Content

Determine the group ownership of system audit tool executables. Audit tools include, but are not limited to, audit, auditcat, auditconv, auditpr, auditselect, auditstream, auditbin, and auditmerge. Procedure: # ls -lL `which <audit tool executable>` If any system audit tool executable is not group-owned by bin, sys, or system, this is a finding.

Fix Text

Change the group owner of system audit tool executables to root, bin, sys, or system. Procedure: # chgrp system < system audit tool executable>

Additional Identifiers

Rule ID: SV-38906r1_rule

Vulnerability ID: V-22371

Group Title: GEN002716

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.