Title

If DHCP server is not required on AIX, the DHCP server must be disabled. (Cat II impact)

Discussion

The dhcpsd daemon is the DHCP server that serves addresses and configuration information to DHCP clients in the network. To prevent remote attacks this daemon should not be enabled unless there is no alternative.

Check Content

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

Fix Text

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

Additional Identifiers

Rule ID: SV-215405r508663_rule

Vulnerability ID: V-215405

Group Title: SRG-OS-000095-GPOS-00049

Expert Comments

CCIs tied to check.

Controls tied to check. These are derived from the CCIs shown above.