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VULNERABILITIES

CVE-2020-36049 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://blog.caller.xyz/socketio-engineio-dos/ CVEExploitThird Party Advisory
https://github.com/bcaller/kill-engine-io CVEThird Party Advisory
https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55 CVEPatchThird Party Advisory
https://blog.caller.xyz/socketio-engineio-dos/ [email protected]ExploitThird Party Advisory
https://github.com/bcaller/kill-engine-io [email protected]Third Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-770Allocation of Resources Without Limits or Throttling[email protected]

Affected Products

ProductVersions
socket socket.io-parser
< 3.4.1

CPE

  • cpe:2.3:a:socket:socket.io-parser:*:*:*:*:*:node.js:*:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-36049
NVD Published Date:
Jan 8, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]