CVE-2023-31409

Name: CVE-2023-31409
Creator: NVD / NIST
Published: 2023-05-15T11:15:09.55+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.12%

Last modified Jun 17, 2026

CVE-2023-31409 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Uncontrolled Resource Consumption in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526 allows an remote attacker to influence the availability of the webserver by invocing a Slowloris style attack via HTTP requests.. EPSS estimates a 1.12% chance of exploitation in the next 30 days.

Description

Uncontrolled Resource Consumption in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526 allows an remote attacker to influence the availability of the webserver by invocing a Slowloris style attack via HTTP requests.

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

1.12%

61.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sick	Ftmg-Esd20axx Firmware	< 2.0
Sick	Ftmg-Esd25axx Firmware	< 2.0
Sick	Ftmg-Esn40sxx Firmware	< 2.0
Sick	Ftmg-Esn50sxx Firmware	< 2.0
Sick	Ftmg-Esr50sxx Firmware	< 2.0
Sick	Ftmg-Esr40sxx Firmware	< 2.0
Sick	Ftmg-Esd15axx Firmware	< 2.0

References

https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.jsonVendor Advisory
https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.pdfVendor Advisory
https://sick.com/psirtVendor Advisory
https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.jsonVendor Advisory
https://sick.com/.well-known/csaf/white/2023/sca-2023-0004.pdfVendor Advisory
https://sick.com/psirtVendor Advisory

Timeline

Published: May 15, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-31409?

How severe is CVE-2023-31409?

CVE-2023-31409 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.12% probability of exploitation in the next 30 days.

How do I fix CVE-2023-31409?

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-2023-31409?

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

Scan your code now

Source: NVD / NIST