The instsrv daemon must be disabled on AIX.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-215390 | AIX7-00-003085 | SV-215390r958478_rule | CCI-000381 | medium |
| Description | ||||
| The instsrv service is part of the Network Installation Tools, used for servicing servers running AIX 3.2. This service should be disabled to prevent attacks. | ||||
| STIG | Date | |||
| IBM AIX 7.x Security Technical Implementation Guide | 2024-08-16 | |||
Details
Check Text (C-215390r958478_chk)
From the command prompt, execute the following command:
# grep "^instsrv[[:blank:]]" /etc/inetd.conf
If there is any output from the command, this is a finding.
Fix Text (F-16586r294622_fix)
In "/etc/inetd.conf", comment out the "instsrv" entry by running command:
# chsubserver -r inetd -C /etc/inetd.conf -d -v 'instsrv' -p 'tcp'
Restart inetd:
# refresh -s inetd