Which of the following attacks, if successful, could give an intruder complete control of a software-defined networking (SDN) architecture?

Question

Options

• ASniffing the traffic of a compromised host inside the network
• BSending control messages to open a flow that does not pass a firewall from a compromised host
• CA brute force password attack on the Secure Shell (SSH) port of the controller
• DRemote Authentication Dial-In User Service (RADIUS) token replay attack

• A
  4% (1)
• B
  12% (3)
• C
  81% (21)
• D
  4% (1)

Explanation

A brute force password attack on the SSH port of the controller is the attack that, if successful, could give an intruder complete control of a software-defined networking (SDN) architecture. SDN is a networking architecture that decouples the control plane from the data plane, and centralizes the network intelligence and management in a software-based controller. The controller is the core component of the SDN architecture, and it communicates with the network devices and applications through standardized protocols, such as OpenFlow. The controller is responsible for configuring, monitoring, and optimizing the network performance and behavior, and it provides a global view and control of the network. A brute force password attack is a type of attack that involves trying different combinations of passwords or keys until the correct one is found. A brute force password attack on the SSH port of the controller could allow an intruder to gain unauthorized access to the controller, and to compromise the security and functionality of the entire SDN architecture. The intruder could manipulate the network configuration and policies, disrupt the network traffic and services, steal or modify the network data, or launch further attacks on the network devices and applications.

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