If rwhod is not required on AIX, the rwhod daemon must be disabled.

Overview

Finding IDVersionRule IDIA ControlsSeverity
V-215362AIX7-00-003056SV-215362r958478_ruleCCI-000381medium
Description
This is the remote WHO service. To prevent remote attacks this daemon should not be enabled unless there is no alternative.
STIGDate
IBM AIX 7.x Security Technical Implementation Guide2024-08-16

Details

Check Text (C-215362r958478_chk)

From the command prompt, execute the following command: # grep "^start[[:blank:]]/usr/sbin/rwhod" /etc/rc.tcpip If there is any output from the command, this is a finding.

Fix Text (F-16558r294538_fix)

In "/etc/rc.tcpip", comment out the "rwhod" entry by running command: # chrctcp -d rwhod