CVE-2022-40176

High

Description

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.

SeverityHigh
CVSS8.0
Exploit probability—
ProductSiemens Desigo Pxm30-1 Firmware
PublishedOct 11, 2022
First seenOct 11, 2022

How to fix

Update
  • siemens desigo_pxm30-1_firmware02.20.126.11-41 or later
  • siemens desigo_pxm30.e_firmware02.20.126.11-41 or later
  • siemens desigo_pxm40-1_firmware02.20.126.11-41 or later
  • siemens desigo_pxm40.e_firmware02.20.126.11-41 or later
  • siemens desigo_pxm50-1_firmware02.20.126.11-41 or later
  • siemens desigo_pxm50.e_firmware02.20.126.11-41 or later
  • siemens pxg3.w100-1_firmware02.20.126.11-37 or later
  • siemens pxg3.w100-2_firmware02.20.126.11-41 or later
  • siemens pxg3.w200-1_firmware02.20.126.11-37 or later
  • siemens pxg3.w200-2_firmware02.20.126.11-41 or later

Affected products

ProductAffected versionsFixed in
siemens desigo_pxm30-1_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens desigo_pxm30.e_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens desigo_pxm40-1_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens desigo_pxm40.e_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens desigo_pxm50-1_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens desigo_pxm50.e_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens pxg3.w100-1_firmwarev < 02.20.126.11-3702.20.126.11-37
siemens pxg3.w100-2_firmwarev < 02.20.126.11-4102.20.126.11-41
siemens pxg3.w200-1_firmwarev < 02.20.126.11-3702.20.126.11-37
siemens pxg3.w200-2_firmwarev < 02.20.126.11-4102.20.126.11-41

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