CCSP Cloud Platform and Infrastructure Security Practice Question
During an audit of a containerized application, you notice that containers are running with the --privileged flag. Which of the following is the most significant security risk associated with this configuration?
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
✓
Container escape to the host
Privileged containers have nearly all capabilities of the host, significantly increasing the risk of container escape and host compromise.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Container escape to the host
Why this is correct
The --privileged flag grants the container all Linux capabilities and unrestricted device access, disabling the namespace and cgroup barriers that normally confine it. An attacker inside can then mount the host filesystem or manipulate kernel interfaces to escape onto the host.
- ✗
Increased memory consumption
Why it's wrong here
Increased memory consumption is unrelated to the --privileged flag, which grants a container all Linux capabilities and host device access, effectively removing namespace isolation. It tempts because resource limits and memory quotas are genuine container hardening concerns, and would be the correct answer if the stem described containers lacking cgroup memory constraints.
- ✗
Inability to use secure base images
Why it's wrong here
The --privileged flag grants containers full access to host devices and kernel capabilities, so the risk is host compromise, not image selection. Secure base images remain usable regardless of runtime flags. This option confuses image hardening with runtime privilege, which would be relevant when auditing Dockerfile provenance or registry scanning rather than container runtime configuration.
- ✗
Excessive network bandwidth usage
Why it's wrong here
The --privileged flag grants the container full access to host devices and kernel capabilities, enabling host escape; network throughput is unaffected by the flag. Bandwidth concerns belong to traffic-shaping or egress-filtering controls, not privileged-mode auditing.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This CCSP practice question is part of Courseiva's free ISC2 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 CCSP exam.