SNMP amplification DoS attack
An SNMP amplification attack exploits SNMP devices with predictable community strings by spoofing queries with large responses. The effectiveness of this attack can be increased by employing a distributed DDoS component as well by sending requests to multiple SNMP devices simultaneously.
Getting ready
To simulate an SNMP amplification attack, you will need to have a device with SNMP enabled on it. In the examples provided, a Windows XP device is used for this purpose. For more information on setting up a Windows system, please refer to the Installing Windows Server recipe in Chapter 1, Getting Started, of this book. Additionally, an installation of Ubuntu is used as a scan target. For more information on setting up Ubuntu, please refer to the Installing Ubuntu Server recipe in Chapter 1, Getting Started, of this book.
How to do itβ¦
To get started, we should initially craft an SNMP query to be returned to our system to assess the size of the payload to be used. To...