Systems Security Certified Practitioner – SSCP – Question1045

What is the greatest danger from DHCP?

A.
An intruder on the network impersonating a DHCP server and thereby misconfiguring the DHCP clients.
B. Having multiple clients on the same LAN having the same IP address.
C. Having the wrong router used as the default gateway.
D. Having the organization's mail server unreachable.

Correct Answer: A

Explanation:

The greatest danger from BootP or DHCP (Dynamic Host Control Protocol) is from an intruder on the network impersonating a DHCP server and thereby misconfiguring the DHCP clients. Other choices are possible consequences of DHCP impersonation. Source: STREBE, Matthew and PERKINS, Charles, Firewalls 24seven, Sybex 2000, Chapter 4: Sockets and Services from a Security Viewpoint.