CVE-2023-31409: Sick Ftmg-ESD15AXX Firmware

High severity, CVSS 7.5. EPSS: 1.1% chance of exploitation in the next 30 days.

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.

Affected products

• Sick Ftmg-ESD15AXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESD20AXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESD25AXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESN40SXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESN50SXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESR40SXX Firmware: before 2.0 (fixed in 2.0)
• Sick Ftmg-ESR50SXX Firmware: before 2.0 (fixed in 2.0)

Published 2023-05-15. Last modified 2026-06-17.