AIX must turn on SSH daemon privilege separation.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-215297 | AIX7-00-002114 | SV-215297r991589_rule | Medium |
| Description |
| SSH daemon privilege separation causes the SSH process to drop root privileges when not needed, which would decrease the impact of software vulnerabilities in the unprivileged section. |
| STIG | Date |
| IBM AIX 7.x Security Technical Implementation Guide | 2024-08-16 |
Details
| Check Text (C-16495r294342_chk) |
| Check the SSH daemon configuration for the "UsePrivilegeSeparation" setting using command: # grep -i UsePrivilegeSeparation /etc/ssh/sshd_config | grep -v '^#' UsePrivilegeSeparation yes If the setting is not present or the setting is "no", this is a finding. |
| Fix Text (F-16493r294343_fix) |
| Edit the "/etc/sshd/sshd_config" file and add the following line: UsePrivilegeSeparation yes Restart the SSH daemon: # stopsrc -s sshd # startsrc -s sshd |