CEH Enumeration and System Hacking Practice Question
This CEH practice question tests your understanding of enumeration and system hacking. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
During a penetration test, you execute the command `enum4linux -a 192.168.1.20`. The output reveals that the 'backup' account has a blank password and belongs to the 'Domain Admins' group. Which phase of the CHPSET methodology does identifying this vulnerability belong to?
Why wrong: Privilege escalation would involve actively elevating access; identifying an existing high privilege account with a weak password is not escalation itself.
B
Cracking passwords
Discovering a blank password is essentially identifying a weak/absent password, falling under password cracking.
C
Spying
Why wrong: Spying refers to monitoring activities, not initial discovery.
D
Executing applications
Why wrong: This phase involves running code on the target, not identifying vulnerabilities.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Cracking passwords
The command `enum4linux -a` enumerates SMB shares, users, and password policies from a Windows target. Discovering that the 'backup' account has a blank password directly identifies a weak or missing credential, which falls under the 'Cracking passwords' phase of the CHPSET methodology. This phase involves identifying and exploiting weak, default, or blank passwords to gain unauthorized access.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Privilege escalation
Why it's wrong here
Privilege escalation would involve actively elevating access; identifying an existing high privilege account with a weak password is not escalation itself.
✓
Cracking passwords
Why this is correct
Discovering a blank password is essentially identifying a weak/absent password, falling under password cracking.
Related concept
Read the scenario before looking for a memorised answer.
✗
Spying
Why it's wrong here
Spying refers to monitoring activities, not initial discovery.
✗
Executing applications
Why it's wrong here
This phase involves running code on the target, not identifying vulnerabilities.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is confusing the 'Cracking passwords' phase with 'Privilege escalation' because discovering a blank password on a high-privilege account seems like a privilege escalation vector, but the CHPSET methodology defines password cracking as the phase where weak or blank credentials are identified and exploited.
Detailed technical explanation
How to think about this question
Enum4linux uses SMB RPC calls (e.g., `SAMR` and `LSARPC`) to query user account details and password policy from a Windows target. A blank password on a Domain Admins account is a critical finding because Windows allows blank passwords only if the local security policy 'Limit local account use of blank passwords to console logon only' is disabled, and for domain accounts, blank passwords are typically blocked by default unless explicitly overridden. In real-world assessments, this often indicates a legacy or misconfigured system, such as a test domain controller left in production.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A junior network technician can log in to a core router but cannot reach the enable prompt or configuration mode. The AAA server is authenticating the login — but the authorisation policy only grants privilege level 1, not 15. Authentication (who you are) is working; authorisation (what you can do) is not.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this CEH question in full detail.
Enumeration and System Hacking — This question tests Enumeration and System Hacking — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Cracking passwords — The command `enum4linux -a` enumerates SMB shares, users, and password policies from a Windows target. Discovering that the 'backup' account has a blank password directly identifies a weak or missing credential, which falls under the 'Cracking passwords' phase of the CHPSET methodology. This phase involves identifying and exploiting weak, default, or blank passwords to gain unauthorized access.
What should I do if I get this CEH question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Question Discussion
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