The AIX /etc/group file must not have an extended ACL.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-215328SRG-OS-000480-GPOS-00227AIX7-00-003015SV-215328r991589_rule2024-08-163
Description
The "/etc/group" file contains information regarding groups that are configured on the system. Protection of this file is important for system security.
ℹ️ Check
Check the ACL of the "/etc/group" file: # aclget /etc/group The above command should yield the following output: * * ACL_type AIXC * attributes: base permissions owner(root): rw- group(security): r-- others: r-- extended permissions disabled If the extended ACL are not "disabled", this is a finding.
✔️ Fix
Remove the extended ACL from the "/etc/group" using command: # acledit /etc/group