The root cause analysis of a recent security incident reveals that an attacker accessed a printer
from the Internet. The attacker then accessed the print server, using the printer as a launch pad
for a shell exploit. The print server logs show that the attacker was able to exploit multiple
accounts, ultimately launching a successful DoS attack on the domain controller.
Defending against which of the following attacks should form the basis of the incident mitigation
plan?

A.
DDoS

B.
SYN flood

C.
Buffer overflow

D.
Privilege escalation