The /etc/netsvc.conf file must not have an extended ACL.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-29494	GEN000000-AIX0110	SV-38698r1_rule	ECLP-1	Medium

Description
The /etc/netsvc.conf file is used to specify the ordering of name resolution for the sendmail command, alias resolution for the sendmail command, and host name resolution routines. Malicious changes could prevent the system from functioning correctly or compromise system security.

STIG	Date
Draft AIX Security Technical Implementation Guide	2011-08-17

Details

Check Text ( C-37794r1_chk )
Check there is no extended ACL on the /etc/netsvc.conf file. # aclget /etc/netsvc.conf If extended permissions are enabled, this is a finding.

Fix Text (F-33052r1_fix)
Remove the extended ACL from the /etc/nsswitch.conf file. #acledit /etc/netsvc.conf and disable extended permissions.