CPENT Iot And OT Exploitation Practice Question
A pentester is analyzing an industrial control network and identifies devices communicating via EtherNet/IP (CIP). The pentester wants to enumerate explicit messaging objects and device identity data. Which Nmap script should the tester invoke?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
enip-info
Nmap includes the 'enip-info' NSE script specifically designed to query EtherNet/IP devices for identification and vendor details.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
modbus-discover
Why it's wrong here
The 'modbus-discover' script targets Modbus devices on port 502.
- ✓
enip-info
Why this is correct
The 'enip-info' script queries port 44818 and extracts Common Industrial Protocol (CIP) identity object attributes.
- ✗
bacnet-discover
Why it's wrong here
The 'bacnet-discover' script is used for BACnet building automation protocols.
- ✗
dnp3-info
Why it's wrong here
The 'dnp3-info' script targets DNP3 endpoints on port 20000.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official EC-Council exam blueprint
This CPENT practice question is part of Courseiva's free EC-Council certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the CPENT exam.