CVE-2022-40224

Name: CVE-2022-40224
Creator: NVD / NIST
Published: 2023-02-07T17:15:10.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 64.69%

Last modified Jun 17, 2026

CVE-2022-40224 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. A denial of service vulnerability exists in the web server functionality of Moxa SDS-3008 Series Industrial Ethernet Switch 2.1. A specially-crafted HTTP message header can lead to denial of service. EPSS estimates a 64.69% chance of exploitation in the next 30 days.

Description

A denial of service vulnerability exists in the web server functionality of Moxa SDS-3008 Series Industrial Ethernet Switch 2.1. A specially-crafted HTTP message header can lead to denial of service. An attacker can send an HTTP request to trigger this vulnerability.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

64.69%

99.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-410

Affected Software

Vendor	Product	Versions
Moxa	Sds-3008 Firmware	<= 2.1
Moxa	Sds-3008-T Firmware	<= 2.1

References

https://talosintelligence.com/vulnerability_reports/TALOS-2022-1618Exploit, Technical Description, Third Party Advisory
https://www.moxa.com/en/support/product-support/security-advisory/sds-3008-series-multiple-web-vulnerabilitiesVendor Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1618Exploit, Technical Description, Third Party Advisory
https://www.moxa.com/en/support/product-support/security-advisory/sds-3008-series-multiple-web-vulnerabilitiesVendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1618

Timeline

Published: Feb 7, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-40224?

How severe is CVE-2022-40224?

CVE-2022-40224 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 64.69% probability of exploitation in the next 30 days.

How do I fix CVE-2022-40224?

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-2022-40224?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST