Risk Treatment for Unsupported Operating Systems: Avoid or Mitigate?
An engineering tool runs on an unsupported operating system, but the tool is used only occasionally and can be replaced by a supported cloud service with little workflow impact. Which risk treatment is best?
Quick Answer
The answer is to avoid the risk by retiring the unsupported operating system and migrating to the supported cloud service. This is the correct risk treatment because the engineering tool is used only occasionally and can be replaced with minimal workflow impact, making risk avoidance the most efficient strategy. In risk management, avoidance eliminates the vulnerability entirely—here, the security holes and compliance gaps of an unsupported OS—rather than attempting to mitigate or accept ongoing exposure. On the Security+ SY0-701 exam, this scenario tests your ability to match risk treatment options (avoid, mitigate, transfer, accept) to real-world constraints; a common trap is choosing mitigation when the cost to fix is low and the risk is high. Remember the memory tip: if you can easily swap it out, avoid the doubt—retire the unsupported system.
⚠ Common exam trap
Many candidates confuse risk acceptance with a viable option when the tool 'still functions,' failing to recognize that unsupported systems pose an active security threat that cannot be safely accepted without compensating controls.
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
✓
Avoid the risk by retiring the unsupported system and replacing it with the supported service
The best risk treatment for an unsupported operating system that is only used occasionally and can be replaced with minimal workflow impact is to avoid the risk entirely. By retiring the unsupported system and migrating to the supported cloud service, the organization eliminates the security vulnerabilities and compliance issues associated with the outdated OS. This aligns with the risk avoidance strategy, which is preferred when the cost of mitigation is low and the risk is high.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Accept the risk because the tool is old and still functions
Why it's wrong here
Acceptance leaves the unsupported platform exposed to unpatched exploits despite a low-impact replacement being available. It is tempting because occasional use limits exposure and acceptance is valid for low-likelihood risks, and it would be correct where no feasible alternative existed and the cost of treatment exceeded the loss.
- ✗
Transfer the risk to the cloud provider without making changes
Why it's wrong here
Cloud providers operate under shared responsibility, so the provider secures the service while the customer remains accountable for migrating the tool and its data. It is tempting because transfer shifts operational burden, and it would be correct where a contract explicitly assigns the entire risk to the provider.
- ✓
Avoid the risk by retiring the unsupported system and replacing it with the supported service
Why this is correct
Avoiding the risk is the best treatment because the organization has a practical replacement that does not significantly disrupt the workflow. Retiring the unsupported system removes the vulnerability source instead of merely reducing exposure. When a lower-risk alternative is available and business impact is manageable, elimination of the risk is often better than accepting or compensating for it.
- ✗
Compensate for the risk by adding more user passwords
Why it's wrong here
Adding passwords does not address the unpatched operating system, since the vulnerability lies in the platform itself rather than credential strength. It is tempting because authentication hardening is a legitimate compensating control, and it would be correct where the residual risk is credential compromise on a supported platform.
Go deeper
Related to this question
Learn chapter
Compliance and Regulatory Frameworks
Key term
Risk
Risk is the possibility that an event or action will negatively affect an organization's ability to achieve its goals, often measured in terms of likelihood and impact.
Key term
Risk avoidance
Risk avoidance is a risk management strategy that involves eliminating any activity, process, or technology that introduces a specific risk, rather than trying to reduce or accept it.
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Same concept, more angles
1 more way this is tested on SY0-701
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. A small internal reporting server has a low-severity vulnerability. Fixing it now would require several hours of downtime, while the business impact of exploitation is considered low. What is the BEST risk treatment for this situation?
easy- A.Transfer the risk to a third party
- ✓ B.Accept the risk after documenting the decision
- C.Avoid the risk by shutting down the server permanently
- D.Mitigate the risk by immediately replacing the server
Why B: The best risk treatment is to accept the risk because the vulnerability is low-severity, the business impact of exploitation is low, and the cost of remediation (several hours of downtime) exceeds the potential loss. Documenting the acceptance ensures auditability and informed management approval, which is a standard practice in risk management frameworks like NIST SP 800-37.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This SY0-701 practice question is part of Courseiva's free CompTIA 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 SY0-701 exam.