CVE-2020-36049
HIGHCVSS 7.5/10EPSS 2.59%
Last modified
CVE-2020-36049 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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.. EPSS estimates a 2.59% chance of exploitation in the next 30 days.
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Socket | Socket.Io-Parser | < 3.4.1 |
References
- https://blog.caller.xyz/socketio-engineio-dos/Exploit, Third Party Advisory
- https://github.com/bcaller/kill-engine-ioThird Party Advisory
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55Patch, Third Party Advisory
- https://blog.caller.xyz/socketio-engineio-dos/Exploit, Third Party Advisory
- https://github.com/bcaller/kill-engine-ioThird Party Advisory
- https://github.com/socketio/socket.io-parser/commit/dcb942d24db97162ad16a67c2a0cf30875342d55Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36049?
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 a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.59% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36049?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-36049?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST