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View Code? Open in Web Editor NEWA simple Python Script that just bounces all incoming UDP Packets which can be used as endpoint for PRTG's QoS Roundtrip sensor
License: BSD 3-Clause "New" or "Revised" License
A simple Python Script that just bounces all incoming UDP Packets which can be used as endpoint for PRTG's QoS Roundtrip sensor
License: BSD 3-Clause "New" or "Revised" License
With UDP reflection you can easily set-up a network DoS by running the service on two or more hosts and spoof a UDP package with the origin of the other reflector. They will play ping-pong with each other indefinitely.
See https://en.wikipedia.org/wiki/Echo_Protocol and https://en.wikipedia.org/wiki/Denial-of-service_attack
Possible mitigation: store the received packages in a LRU cache and only respond once on once per time-frame.
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