If the system is using LDAP for authentication or account information, the /etc/ldap.conf (or equivalent) file must not have an extended ACL.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-22562	GEN008120	SV-38972r1_rule	ECLP-1	Medium

Description
LDAP can be used to provide user authentication and account information, which are vital to system security. The LDAP client configuration must be protected from unauthorized modification.

STIG	Date
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE	2018-09-18

Details

Check Text ( C-37925r1_chk )
Check the permissions of the /etc/security/ldap/ldap.cfg file. Procedure: # aclget /etc/security/ldap/ldap.cfg Check to see if extended permissions are enabled. If extended permissions are enabled, this is a finding.

Fix Text (F-33181r1_fix)
Remove the extended ACL from the /etc/security/ldap/ldap.cfg file. # acledit /etc/security/ldap/ldap.cfg Disable extended file permissions.