CVE-2022-41940
High
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.
SeverityHigh
CVSS7.1
Exploit probability—
ProductSocket Engine.io
PublishedNov 22, 2022
First seenNov 22, 2022
Weakness typeCWE-248CWE-248
How to fix
Update
- socket engine.io3.6.1, 6.2.1 or later
- engine.io3.6.1, 6.2.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| socket engine.io | v < 3.6.1, 4.0.0 ≤ v < 6.2.1 | 3.6.1, 6.2.1 |
| engine.ionpm | v < 3.6.1, 4.0.0 ≤ v < 6.2.1 | 3.6.1, 6.2.1 |
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