CPENT Network And Perimeter Exploitation Practice Question
During an internal network scan, a pentester identifies an open port 445 on a Windows machine and wants to check if it is vulnerable to MS17-010 (EternalBlue) without crashing the service. Which Nmap Scripting Engine (NSE) script should be executed?
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
✓
smb-vuln-ms17-010
smb-vuln-ms17-010 is the specific NSE script designed to safely check for the EternalBlue vulnerability.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
smb-brute
Why it's wrong here
This script attempts to brute-force SMB credentials.
- ✗
smb-enum-shares
Why it's wrong here
This script enumerates SMB shares.
- ✓
smb-vuln-ms17-010
Why this is correct
This script checks whether a target is vulnerable to the MS17-010 vulnerability.
- ✗
smb-os-discovery
Why it's wrong here
This script attempts to determine the operating system and architecture of the target.
About these practice questions
One of 276 original CPENT practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
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.