RFC 6324: Routing Loop Attack Using IPv6 Automatic Tunnels: Problem Statement and Proposed Mitigations

This document is concerned with security vulnerabilities in IPv6-in- IPv4 automatic tunnels. These vulnerabilities allow an attacker to take advantage of…

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Outgoing relationships (11 related RFCs)

Normative reference — RFC 3315: Dynamic Host Configuration Protocol for IPv6 (DHCPv6)
Normative reference — RFC 4861: Neighbor Discovery for IP version 6 (IPv6)
Normative reference — RFC 1918: Address Allocation for Private Internets
Normative reference — RFC 3056: Connection of IPv6 Domains via IPv4 Clouds
Normative reference — RFC 3633: IPv6 Prefix Options for Dynamic Host Configuration Protocol (DHCP) version 6
Normative reference — RFC 4213: Basic Transition Mechanisms for IPv6 Hosts and Routers
Normative reference — RFC 5214: Intra-Site Automatic Tunnel Addressing Protocol (ISATAP)
Normative reference — RFC 5969: IPv6 Rapid Deployment on IPv4 Infrastructures (6rd) -- Protocol Specification
Informative reference — RFC 4380: Teredo: Tunneling IPv6 over UDP through Network Address Translations (NATs)
Informative reference — RFC 4732: Internet Denial-of-Service Considerations
Informative reference — RFC 6343: Advisory Guidelines for 6to4 Deployment

Incoming relationships (7 related RFCs)

Informatively referenced by — RFC 7597: Mapping of Address and Port with Encapsulation (MAP-E)
Informatively referenced by — RFC 7599: Mapping of Address and Port using Translation (MAP-T)
Informatively referenced by — RFC 9099: Operational Security Considerations for IPv6 Networks
Informatively referenced by — RFC 6751: Native IPv6 behind IPv4-to-IPv4 NAT Customer Premises Equipment (6a44)
Informatively referenced by — RFC 6964: Operational Guidance for IPv6 Deployment in IPv4 Sites Using the Intra-Site Automatic Tunnel Addressing Protocol (ISATAP)
Informatively referenced by — RFC 7526: Deprecating the Anycast Prefix for 6to4 Relay Routers
Informatively referenced by — RFC 7600: IPv4 Residual Deployment via IPv6 - A Stateless Solution (4rd)