Main Vulnerability Database Vulnerabilities #VU80749

Improper Verification of Cryptographic Signature in QMS Automotive - CVE-2023-40727

Published: September 13, 2023

Vulnerability identifier: #VU80749

CSH Severity: Low

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

CVE-ID: CVE-2023-40727

CWE-ID: CWE-347

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
QMS Automotive

Software vendor:
Siemens

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to weak outdated application signing mechanism in the QMS.Mobile module. A local user can tamper the application code.

Install updates from vendor's website.