RFC 5393: Addressing an Amplification Vulnerability in Session Initiation Protocol (SIP) Forking Proxies

This document normatively updates RFC 3261, the Session Initiation Protocol (SIP), to address a security vulnerability identified in SIP proxy behavior. This…

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Outgoing relationships (6 related RFCs)

Updates, Normative reference — RFC 3261: SIP: Session Initiation Protocol
Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 5234: Augmented BNF for Syntax Specifications: ABNF
Informative reference — RFC 1321: The MD5 Message-Digest Algorithm
Informative reference — RFC 4960: Stream Control Transmission Protocol
Informative reference — RFC 2543: SIP: Session Initiation Protocol

Incoming relationships (4 related RFCs)

Normatively referenced by — RFC 7501: Terminology for Benchmarking Session Initiation Protocol (SIP) Devices: Basic Session Setup and Registration
Normatively referenced by — RFC 7332: Loop Detection Mechanisms for Session Initiation Protocol (SIP) Back-to-Back User Agents (B2BUAs)
Normatively referenced by — RFC 9248: Interoperability Profile for Relay User Equipment
Informatively referenced by — RFC 8224: Authenticated Identity Management in the Session Initiation Protocol (SIP)