CVE-2022-41940 Information

Description

Engine.IO is the implementation of transport-based cross-browser/cross-device bi-directional communication layer for Socket.IO. A specially crafted HTTP request can trigger an uncaught exception on the Engine.IO server thus killing the Node.js process. This impacts all the users of the engine.io package including those who uses depending packages like socket.io. There is no known workaround except upgrading to a safe version. There are patches for this issue released in versions 3.6.1 and 6.2.1.

Reference

https://github.com/socketio/engine.io/commit/83c4071af871fc188298d7d591e95670bf9f9085 https://github.com/socketio/engine.io/commit/425e833ab13373edf1dd5a0706f07100db14e3c6 https://github.com/socketio/engine.io/security/advisories/GHSA-r7qp-cfhv-p84w