CVE-2020-36049
HIGH7.5EPSS 0.53%Resource exhaustion in socket.io-parser
Published: 6/30/2021Modified: 4/28/2026
Description
socket.io-parser before 3.4.1 allows attackers to cause a denial of service (memory consumption) via a large packet because a concatenation approach is used.
Affected packages (2)
- Debian/node-socket.io-parserfrom 0, < 3.4.1-1
- npm/socket.io-parserfrom 0, < 3.3.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
References (8)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2020-36049
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2020-36049
- WEBhttps://blog.caller.xyz/socketio-engineio-dos
- WEBhttps://github.com/bcaller/kill-engine-io
- WEBhttps://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55
- WEBhttps://github.com/socketio/socket.io-parser/releases/tag/3.3.2
- WEBhttps://github.com/socketio/socket.io-parser/releases/tag/3.4.1
- WEBhttps://www.npmjs.com/package/socket.io-parser