CVE-2023-40728

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-09-12 · updated 2026-06-17
Weakness: CWE-922

Description

A vulnerability has been identified in QMS Automotive (All versions < V12.39). The QMS.Mobile module of the affected application stores sensitive application data in an external insecure storage. This could allow an attacker to alter content, leading to arbitrary code execution or denial-of-service condition.

Affected products

Siemens QMS Automotive: before 12.39 — fixed in 12.39

How to fix

Upgrade to a fixed version: Siemens QMS Automotive 12.39. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-147266.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-147266.pdf

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