Question 330
A guest SSID is connected to a network that allows lateral traffic into staff database servers. Which failure mechanism best explains the observed behavior?
Explanation
Correct Answer
The symptoms fit this mechanism. A targeted response is to apply a narrow guest access policy that blocks internal protected prefixes and permits only approved guest services, followed by verification that guests can access permitted internet destinations while protected networks remain unreachable.
Incorrect Answers
That explanation fits a different case, such as when a facilities vendor uses a shared switch administrator account, and investigators cannot attribute a recent unauthorized configuration change. The symptoms here are better explained by the guest role's effective firewall policy permits unintended east-west and internal traffic.
That explanation fits a different case, such as when a campus exposes SNMPv2 community strings over a shared operations network despite a requirement for authenticated encrypted monitoring. The symptoms here are better explained by the guest role's effective firewall policy permits unintended east-west and internal traffic.
That explanation fits a different case, such as when a guest web portal redirects successfully but browsers report that its TLS certificate does not match the portal hostname. The symptoms here are better explained by the guest role's effective firewall policy permits unintended east-west and internal traffic.