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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
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2017-12-08

Details

Check Text ( C-37794r1_chk )
Verify 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 and disable extended permissions.

#acledit /etc/netsvc.conf