Execution with unnecessary privileges in Siemens products - CVE-2022-40182

Vulnerability identifier: #VU68261

CSH Severity: Medium

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2022-40182

CWE-ID: CWE-250

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
Desigo PXM30-1
Desigo PXM30.E
Desigo PXM40-1
Desigo PXM40.E
Desigo PXM50-1
Desigo PXM50.E
PXG3.W100-1
PXG3.W100-2
PXG3.W200-1
PXG3.W200-2

Software vendor:
Siemens

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the device embedded Chromium-based browser is launched as root with the "--no-sandbox" option. A remote user can run the affected binary and execute arbitrary code on the system with root privileges.

Install updates from vendor's website.

• https://cert-portal.siemens.com/productcert/pdf/ssa-360783.pdf