LISP Threats Analysis
draft-ietf-lisp-threats-08
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Network Working Group D. Saucez
Internet-Draft INRIA
Intended status: Informational L. Iannone
Expires: April 24, 2014 Telecom ParisTech
O. Bonaventure
Universite catholique de Louvain
October 21, 2013
LISP Threats Analysis
draft-ietf-lisp-threats-08.txt
Abstract
This document proposes a threat analysis of the Locator/Identifier
Separation Protocol (LISP) if deployed in the Internet.
Status of This Memo
This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79.
Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute
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Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any
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material or to cite them other than as "work in progress."
This Internet-Draft will expire on April 24, 2014.
Copyright Notice
Copyright (c) 2013 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
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include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Saucez, et al. Expires April 24, 2014 [Page 1]
Internet-Draft LISP Threats October 2013
Table of Contents
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . 2
2. On-path Attackers . . . . . . . . . . . . . . . . . . . . . . 3
3. Off-Path Attackers: Reference Environment . . . . . . . . . . 4
4. Attack vectors . . . . . . . . . . . . . . . . . . . . . . . 5
4.1. Configured EID-to-RLOC mappings . . . . . . . . . . . . . 5
4.2. EID-to-RLOC Cache . . . . . . . . . . . . . . . . . . . . 6
4.3. Attacks using the data-plane . . . . . . . . . . . . . . 6
4.3.1. Attacks not leveraging on the LISP header . . . . . . 6
4.3.2. Attacks leveraging on the LISP header . . . . . . . . 8
4.4. Attacks using the control-plane . . . . . . . . . . . . . 11
4.4.1. Attacks with Map-Request messages . . . . . . . . . . 11
4.4.2. Attacks with Map-Reply messages . . . . . . . . . . . 12
4.4.3. Attacks with Map-Register messages . . . . . . . . . 13
4.4.4. Attacks with Map-Notify messages . . . . . . . . . . 14
5. Attack categories . . . . . . . . . . . . . . . . . . . . . . 14
5.1. Intrusion . . . . . . . . . . . . . . . . . . . . . . . . 14
5.1.1. Description . . . . . . . . . . . . . . . . . . . . . 14
5.1.2. Vectors . . . . . . . . . . . . . . . . . . . . . . . 14
5.2. Denial of Service (DoS) . . . . . . . . . . . . . . . . . 14
5.2.1. Description . . . . . . . . . . . . . . . . . . . . . 14
5.2.2. Vectors . . . . . . . . . . . . . . . . . . . . . . . 15
5.3. Subversion . . . . . . . . . . . . . . . . . . . . . . . 15
5.3.1. Description . . . . . . . . . . . . . . . . . . . . . 15
5.3.2. Vectors . . . . . . . . . . . . . . . . . . . . . . . 15
6. Note on privacy . . . . . . . . . . . . . . . . . . . . . . . 16
7. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 16
8. Security Considerations . . . . . . . . . . . . . . . . . . . 16
9. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . 17
10. References . . . . . . . . . . . . . . . . . . . . . . . . . 17
10.1. Normative References . . . . . . . . . . . . . . . . . . 17
10.2. Informative References . . . . . . . . . . . . . . . . . 18
Appendix A. Document Change Log . . . . . . . . . . . . . . . . 19
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 21
1. Introduction
The Locator/ID Separation Protocol (LISP) is defined in [RFC6830].
The present document assesses the security level and identifies
security threats in the LISP specification if LISP is deployed in the
Internet (i.e., a public non-trustable environment). As a result of
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