CVE-2022-40176: Siemens Desigo PXM30-1 Firmware

High severity, CVSS 8.0. EPSS: 1.4% chance of exploitation in the next 30 days.

A vulnerability has been identified in Desigo PXM30-1 (All versions < V02.20.126.11-41), Desigo PXM30.E (All versions < V02.20.126.11-41), Desigo PXM40-1 (All versions < V02.20.126.11-41), Desigo PXM40.E (All versions < V02.20.126.11-41), Desigo PXM50-1 (All versions < V02.20.126.11-41), Desigo PXM50.E (All versions < V02.20.126.11-41), PXG3.W100-1 (All versions < V02.20.126.11-37), PXG3.W100-2 (All versions < V02.20.126.11-41), PXG3.W200-1 (All versions < V02.20.126.11-37), PXG3.W200-2 (All versions < V02.20.126.11-41). There exists an Improper Neutralization of Special Elements used in an OS Command with root privileges during a restore operation due to the missing validation of the names of files included in the input package. By restoring a specifically crafted package, a remote low-privileged attacker can execute arbitrary system commands with root privileges on the device, leading to a full compromise.

Affected products

Siemens Desigo PXM30-1 Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens Desigo PXM30.E Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens Desigo PXM40-1 Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens Desigo PXM40.E Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens Desigo PXM50-1 Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens Desigo PXM50.E Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens PXG3.W100-1 Firmware: before 02.20.126.11-37 (fixed in 02.20.126.11-37)
Siemens PXG3.W100-2 Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)
Siemens PXG3.W200-1 Firmware: before 02.20.126.11-37 (fixed in 02.20.126.11-37)
Siemens PXG3.W200-2 Firmware: before 02.20.126.11-41 (fixed in 02.20.126.11-41)

Published 2022-10-11. Last modified 2026-06-17.