Locator/ID Separation Protocol (LISP) Threat Analysis
RFC 7835
Internet Engineering Task Force (IETF) D. Saucez
Request for Comments: 7835 INRIA
Category: Informational L. Iannone
ISSN: 2070-1721 Telecom ParisTech
O. Bonaventure
Universite catholique de Louvain
April 2016
Locator/ID Separation Protocol (LISP) Threat Analysis
Abstract
This document provides a threat analysis of the Locator/ID Separation
Protocol (LISP).
Status of This Memo
This document is not an Internet Standards Track specification; it is
published for informational purposes.
This document is a product of the Internet Engineering Task Force
(IETF). It represents the consensus of the IETF community. It has
received public review and has been approved for publication by the
Internet Engineering Steering Group (IESG). Not all documents
approved by the IESG are a candidate for any level of Internet
Standard; see Section 2 of RFC 5741.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc7835.
Copyright Notice
Copyright (c) 2016 IETF Trust and the persons identified as the
document authors. All rights reserved.
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Saucez, et al. Informational [Page 1]
RFC 7835 LISP Threats April 2016
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 3
2. Threat Model . . . . . . . . . . . . . . . . . . . . . . . . 3
2.1. Operation Modes of Attackers . . . . . . . . . . . . . . 4
2.1.1. On-Path vs. Off-Path Attackers . . . . . . . . . . . 4
2.1.2. Internal vs. External Attackers . . . . . . . . . . . 4
2.1.3. Live vs. Time-Shifted Attackers . . . . . . . . . . . 5
2.1.4. Control-Plane vs. Data-Plane Attackers . . . . . . . 5
2.1.5. Cross-Mode Attackers . . . . . . . . . . . . . . . . 5
2.2. Threat Categories . . . . . . . . . . . . . . . . . . . . 5
2.2.1. Replay Attack . . . . . . . . . . . . . . . . . . . . 5
2.2.2. Packet Manipulation . . . . . . . . . . . . . . . . . 6
2.2.3. Packet Interception and Suppression . . . . . . . . . 6
2.2.4. Spoofing . . . . . . . . . . . . . . . . . . . . . . 6
2.2.5. Rogue Attack . . . . . . . . . . . . . . . . . . . . 7
2.2.6. Denial-of-Service (DoS) Attack . . . . . . . . . . . 7
2.2.7. Performance Attack . . . . . . . . . . . . . . . . . 7
2.2.8. Intrusion Attack . . . . . . . . . . . . . . . . . . 7
2.2.9. Amplification Attack . . . . . . . . . . . . . . . . 7
2.2.10. Passive Monitoring Attacks . . . . . . . . . . . . . 7
2.2.11. Multi-category Attacks . . . . . . . . . . . . . . . 8
3. Attack Vectors . . . . . . . . . . . . . . . . . . . . . . . 8
3.1. Gleaning . . . . . . . . . . . . . . . . . . . . . . . . 8
3.2. Locator Status Bits . . . . . . . . . . . . . . . . . . . 9
3.3. Map-Version . . . . . . . . . . . . . . . . . . . . . . . 10
3.4. Routing Locator Reachability . . . . . . . . . . . . . . 11
3.5. Instance ID . . . . . . . . . . . . . . . . . . . . . . . 12
3.6. Interworking . . . . . . . . . . . . . . . . . . . . . . 12
3.7. Map-Request Messages . . . . . . . . . . . . . . . . . . 12
3.8. Map-Reply Messages . . . . . . . . . . . . . . . . . . . 13
3.9. Map-Register Messages . . . . . . . . . . . . . . . . . . 15
3.10. Map-Notify Messages . . . . . . . . . . . . . . . . . . . 15
4. Note on Privacy . . . . . . . . . . . . . . . . . . . . . . . 15
5. Threat Mitigation . . . . . . . . . . . . . . . . . . . . . . 16
6. Security Considerations . . . . . . . . . . . . . . . . . . . 16
7. References . . . . . . . . . . . . . . . . . . . . . . . . . 17
7.1. Normative References . . . . . . . . . . . . . . . . . . 17
7.2. Informative References . . . . . . . . . . . . . . . . . 17
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 18
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