GHSA-q9mw-68c2-j6m5

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GHSA-q9mw-68c2-j6m5

Summary: engine.io Uncaught Exception vulnerability

Details: ### Impact A specially crafted HTTP request can trigger an uncaught exception on the Engine.IO server, thus killing the Node.js process. ``` TypeError: Cannot read properties of undefined (reading 'handlesUpgrades') at Server.onWebSocket (build/server.js:515:67) ``` This impacts all the users of the [`engine.io`](https://www.npmjs.com/package/engine.io) package, including those who uses depending packages like [`socket.io`](https://www.npmjs.com/package/socket.io). ### Patches A fix has been released today (2023/05/02): [6.4.2](https://github.com/socketio/engine.io/releases/tag/6.4.2) This bug was introduced in version 5.1.0 and included in version 4.1.0 of the `socket.io` parent package. Older versions are not impacted. For `socket.io` users: | Version range | `engine.io` version | Needs minor update? | |-----------------------------|---------------------|--------------------------------------------------------------------------------------------------------| | `[email protected]` | `~6.4.0` | `npm audit fix` should be sufficient | | `[email protected]` | `~6.2.0` | Please upgrade to `[email protected]` | | `[email protected]` | `~6.1.0` | Please upgrade to `[email protected]` | | `[email protected]` | `~6.0.0` | Please upgrade to `[email protected]` | | `[email protected]` | `~5.2.0` | Please upgrade to `[email protected]` | | `[email protected]` | `~5.1.1` | Please upgrade to `[email protected]` | | `[email protected]` | `~5.0.0` | Not impacted | | `[email protected]` | `~4.1.0` | Not impacted | | `[email protected]` | `~4.0.0` | Not impacted | | `[email protected]` | `~3.6.0` | Not impacted | | `[email protected]` and below | `~3.5.0` | Not impacted | ### Workarounds There is no known workaround except upgrading to a safe version. ### For more information If you have any questions or comments about this advisory: * Open an issue in [`engine.io`](https://github.com/socketio/engine.io) Thanks to Thomas Rinsma from Codean for the responsible disclosure.

References: https://github.com/socketio/engine.io/security/advisories/GHSA-q9mw-68c2-j6m5, https://nvd.nist.gov/vuln/detail/CVE-2023-31125, https://github.com/socketio/engine.io/commit/fc480b4f305e16fe5972cf337d055e598372dc44, https://github.com/socketio/engine.io, https://github.com/socketio/engine.io/releases/tag/6.4.2, https://security.netapp.com/advisory/ntap-20230622-0002