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If DHCP is not enabled in the network on AIX, the dhcprd daemon must be disabled.


Overview

Finding ID Version Rule ID IA Controls Severity
V-215356 AIX7-00-003050 SV-215356r508663_rule Medium
Description
The dhcprd daemon listens for broadcast packets, receives them, and forwards them to the appropriate server. To prevent remote attacks this daemon should not be enabled unless there is no alternative.
STIG Date
IBM AIX 7.x Security Technical Implementation Guide 2022-06-06

Details

Check Text ( C-16554r294519_chk )
From the command prompt, execute the following command:
# grep "^start[[:blank:]]/usr/sbin/dhcprd" /etc/rc.tcpip

If there is any output from the command, this is a finding.
Fix Text (F-16552r294520_fix)
In "/etc/rc.tcpip", comment out the "dhcprd" entry by running command:
# chrctcp -d dhcprd