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All global initialization files must not have extended ACLs.


Overview

Finding ID Version Rule ID IA Controls Severity
V-22356 GEN001730 SV-38734r1_rule ECLP-1 Medium
Description
Global initialization files are used to configure the user's shell environment upon login. Malicious modification of these files could compromise accounts upon logon.
STIG Date
AIX 6.1 SECURITY TECHNICAL IMPLEMENTATION GUIDE 2018-09-18

Details

Check Text ( C-37159r1_chk )
Check global initialization files for extended ACLs.

Procedure:
#aclget /etc/profile /etc/bashrc /etc/csh.login /etc/csh.cshrc /etc/environment /etc/.login /etc/security/environ /etc/security/.profile

Check if extended permissions are disabled. If extended permissions are not disabled, this is a finding.
Fix Text (F-32449r1_fix)
Remove the extended ACL from the global initialization file(s) and disable extended permissions.

#acledit /