Description

Engine.IO before 4.0.0 allows attackers to cause a denial of service (resource consumption) via a POST request to the long polling transport.

Remediation

References

https://blog.caller.xyz/socketio-engineio-dos/

https://github.com/bcaller/kill-engine-io

https://github.com/socketio/engine.io/commit/734f9d1268840722c41219e69eb58318e0b2ac6b

Related Vulnerabilities

CVE-2023-4316 Vulnerability in npm package zod

CVE-2020-7770 Vulnerability in npm package json8

CVE-2022-29577 Vulnerability in maven package org.owasp:antisamy

CVE-2023-35931 Vulnerability in npm package shescape

CVE-2020-7740 Vulnerability in npm package node-pdf-generator

Severity

High

Classification

CWE-400 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Exploit Third Party Advisory Patch