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-2020-8137 Vulnerability in npm package uppy
CVE-2020-8908 Vulnerability in maven package com.google.guava:guava
CVE-2022-31139 Vulnerability in maven package io.github.karlatemp:unsafe-accessor
CVE-2021-30246 Vulnerability in maven package org.webjars.bowergithub.kjur:jsrsasign
CVE-2023-34603 Vulnerability in maven package org.jeecgframework.boot:jeecg-boot-parent