CVE-2023-32695
Insufficient validation when decoding a Socket.IO packet
7.3
HIGH
CVSS 3.1
EPSS 0.30%
Description
socket.io parser is a socket.io encoder and decoder written in JavaScript complying with version 5 of socket.io-protocol. A specially crafted Socket.IO packet can trigger an uncaught exception on the Socket.IO server, thus killing the Node.js process. A patch has been released in version 4.2.3.
How to fix CVE-2023-32695
To remediate CVE-2023-32695, upgrade the affected package to a fixed version below.
- —upgrade to 4.2.1+~3.1.0-2 or later
- —upgrade to 4.2.3 or later
Is CVE-2023-32695 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.2.1+~3.1.0-2
- >= 4.0.4, < 4.2.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | HIGH7.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L |