DoS amplification attacks – protocol-agnostic detection of service abuse in amplifier networks

Timm Böttger, Lothar Braun, Oliver Gasser, Felix Von Eye, Helmut Reiser, Georg Carle

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

8 Scopus citations

Abstract

For many years Distributed Denial-of-Service attacks have been known to be a threat to Internet services. Recently a configuration flaw in NTP daemons led to attacks with traffic rates of several hundred Gbit/s. For those attacks a third party, the amplifier, is used to significantly increase the volume of traffic reflected to the victim. Recent research revealed more UDP-based protocols that are vulnerable to amplification attacks. Detecting such attacks from an abused amplifier network’s point of view has only rarely been investigated. In this work we identify novel properties which characterize amplification attacks and allow to identify the illegitimate use of arbitrary services. Their suitability for amplification attack detection is evaluated in large high-speed research networks. We prove that our approach is fully capable of detecting attacks that were already seen in the wild as well as capable of detecting attacks we conducted ourselves exploiting newly discovered vulnerabilities.

Original languageEnglish
Title of host publicationTraffic Monitoring and Analysis - 7th International Workshop, TMA 2015, Proceedings
EditorsPere Barlet-Ros, Olivier Bonaventure, Moritz Steiner
PublisherSpringer Verlag
Pages205-218
Number of pages14
ISBN (Electronic)9783319171715
DOIs
StatePublished - 2015
Event7th International Workshop on Traffic Monitoring and Analysis, TMA 2015 - Barcelona, Spain
Duration: 21 Apr 201524 Apr 2015

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9053
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference7th International Workshop on Traffic Monitoring and Analysis, TMA 2015
Country/TerritorySpain
CityBarcelona
Period21/04/1524/04/15

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