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 | 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-16588r294621_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 |