The single-packet attack: making remote race-conditions 'local'

Published

2023-10-18 12:59

Collected

2026-07-22 04:48

---
id: 5069
title: "The single-packet attack: making remote race-conditions 'local'"
source_domain: portswigger.net
source_url: "https://portswigger.net/research/the-single-packet-attack-making-remote-race-conditions-local"
published_at: "2023-10-18T12:59:00Z"
tags: ["web-security", "tooling", "http2", "race-conditions", "single-packet-attack"]
phying_url: "https://phying.com/item/5069"
lang: en
---

# The single-packet attack: making remote race-conditions 'local'

## Summary

The single-packet attack completes multiple HTTP/2 requests in one TCP packet, eliminating jitter so remote race conditions behave like local ones; the post adapts it to more protocols.

## Intelligence Metadata

- **Sources:** portswigger.net
- **Published:** 2023-10-18T12:59:00Z
- **Original:** https://portswigger.net/research/the-single-packet-attack-making-remote-race-conditions-local
- **Phying News:** https://phying.com/item/5069