Severity
7.5
High severity
Details
- CVSS score
- 7.5
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CWE ID
Overview
About vulnerability
Impact
A specially crafted Socket.IO packet can make the server wait for a large number of binary attachments and buffer them, which can be exploited to make the server run out of memory.
Patches
| Version range | Used by | Fixed version |
|---|---|---|
>=4.0.0 <4.2.7 |
[email protected] and [email protected] |
4.2.7 |
>=3.4.0 <3.4.5 |
[email protected] |
3.4.5 |
<3.3.6 |
[email protected] |
3.3.6 |
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 a discussion [here](https://github.com/socketio/socket.io/discussions)
Details
- Affected product:
- ember-cli , karma , socket.io , socket.io-client , socket.io-parser , testem
- Affected packages:
- karma @ 4.0.0 (+30 more)