Uncaught exception in engine.io

Description

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.

Recommendation

Update the engine.io package to the latest compatible version. Followings are version details:

• Affected version(s): **>= 4.0.0, < 6.2.1

  < 3.6.1**

• Patched version(s): **6.2.1

  3.6.1**

References

• GHSA-r7qp-cfhv-p84w
• CVE-2022-41940
• CWE-248
• CAPEC-310
• OWASP 2021-A6

Related Issues

• Uncaught Exception in engine.io - engine.io - CVE-2022-21676
• engine.io Uncaught Exception vulnerability - CVE-2023-31125
• fastify/websocket vulnerable to uncaught exception via crash on malformed packet - CVE-2022-39386
• Uncaught Exception in yaml - CVE-2023-2251

You might also like:

How to Secure your NodeJs Express Javascript Application - part 1

How to Secure your NodeJs Express Javascript Application - part 2

10 Secure Coding Best Practices to Follow in Every Project

Tags:

npm

engine.io