Vulnerability 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.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Socket | Socket.Io-Parser | < 3.4.1 |
Related Weaknesses (CWE)
References
- https://blog.caller.xyz/socketio-engineio-dos/ExploitThird Party Advisory
- https://github.com/bcaller/kill-engine-ioThird Party Advisory
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cPatchThird Party Advisory
- https://blog.caller.xyz/socketio-engineio-dos/ExploitThird Party Advisory
- https://github.com/bcaller/kill-engine-ioThird Party Advisory
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cPatchThird Party Advisory
FAQ
What is CVE-2020-36049?
CVE-2020-36049 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.
How severe is CVE-2020-36049?
CVE-2020-36049 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-36049?
Check the references section above for vendor advisories and patch information. Affected products include: Socket Socket.Io-Parser.