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Medium · 5.3 CVE-2023-23449 EUVD-2023-27549GHSA-gwww-55j7-6p52

Observable Response Discrepancy in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526…

Published May 15, 2023 · Updated Jun 1, 2026 · Assigned by SICK AG

Description

Observable Response Discrepancy in SICK FTMg AIR FLOW SENSOR with Partnumbers 1100214, 1100215, 1100216, 1120114, 1120116, 1122524, 1122526 allows a remote attacker
to gain information about valid usernames by analyzing challenge responses from the server via the
REST interface.

Affected products

VendorProductAffectedFixed
SICK SICK FTMG-ESD15AXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESD20AXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESD25AXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESN40SXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESN50SXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESR40SXX AIR FLOW SENSOR all firmware versions —
SICK SICK FTMG-ESR50SXX AIR FLOW SENSOR all firmware versions —

Advisories 1

References