CS0-003 Vulnerability Management Practice Question
This CS0-003 practice question tests your understanding of vulnerability management. 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.
A security analyst is reviewing a vulnerability scan report and must prioritize remediation efforts. Which TWO factors are most important for prioritizing vulnerability remediation?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
CVSS base score
The CVSS base score (B) provides a standardized, vendor-neutral severity rating (0-10) that reflects the intrinsic characteristics of a vulnerability, such as attack vector, complexity, and impact on confidentiality, integrity, and availability. This score is a primary factor for prioritization because it allows analysts to compare vulnerabilities across different systems and prioritize those with the highest potential for damage, independent of environmental factors.
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.
✗
Time since vulnerability published
Why it's wrong here
Time alone is not a reliable factor; some older vulnerabilities remain unexploited.
✓
CVSS base score
Why this is correct
CVSS base score is a key indicator of severity and is widely used for prioritization.
Related concept
Read the scenario before looking for a memorised answer.
✗
Vendor patch release date
Why it's wrong here
Patch availability is important for remediation, but prioritization should focus on risk, not just patch timing.
✗
Number of hosts affected
Why it's wrong here
While the number of hosts can be relevant, it is not as critical as severity and exploitability in prioritization.
✓
Availability of public exploit code
Why this is correct
Public exploit code means the vulnerability is actively being targeted, increasing urgency.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
Common exam trap: answer the scenario, not the keyword
CompTIA often tests the distinction between intrinsic severity (CVSS base score) and external risk factors (exploit availability), leading candidates to mistakenly prioritize the number of affected hosts (D) or patch release date (C) over these two key factors.
Detailed technical explanation
How to think about this question
The CVSS base score is computed from eight metrics (e.g., Attack Vector, Attack Complexity, Privileges Required, User Interaction, Scope, Confidentiality, Integrity, Availability) using a defined formula, producing a score from 0.0 to 10.0. The availability of public exploit code (E) directly impacts the 'Exploitability' sub-score within the CVSS environmental metric group, but in practice, it is often considered separately because it indicates a high likelihood of active attacks, making it a critical factor for immediate remediation even if the base score is moderate.
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 security team runs a vulnerability scan on a web application and discovers an unpatched SQL injection flaw. The team prioritises remediation by CVSS score — critical flaws are patched within 24 hours, high within 7 days. Questions like this test whether you understand vulnerability management processes, scanning tools, and remediation prioritisation.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this CS0-003 question in full detail.
Vulnerability Management — This question tests Vulnerability Management — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: CVSS base score — The CVSS base score (B) provides a standardized, vendor-neutral severity rating (0-10) that reflects the intrinsic characteristics of a vulnerability, such as attack vector, complexity, and impact on confidentiality, integrity, and availability. This score is a primary factor for prioritization because it allows analysts to compare vulnerabilities across different systems and prioritize those with the highest potential for damage, independent of environmental factors.
What should I do if I get this CS0-003 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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