How severe is CVE-2023-40732?

CVE-2023-40732 has a CVSS 3.x base score of 3.9, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2023-40732 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-40732?

CVE-2023-40732 affects Siemens Qms Automotive. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-40732?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-40732 published?

CVE-2023-40732 was published on 2023-09-12 and last updated on 2026-06-17.

CVE-2023-40732

CVE-2023-40732 is a low-severity vulnerability in Siemens Qms Automotive with a CVSS 3.x base score of 3.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-613.

Key facts

Severity: Low (CVSS 3.x base score 3.9)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Siemens Qms Automotive
Published: 2023-09-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in QMS Automotive (All versions < V12.39). The QMS.Mobile module of the affected application does not invalidate the session token on logout. This could allow an attacker to perform session hijacking attacks.

Frequently asked questions

What is CVE-2023-40732?: A vulnerability has been identified in QMS Automotive (All versions < V12.39). The QMS.Mobile module of the affected application does not invalidate the session token on logout. This could allow an attacker to perform session hijacking attacks.
How severe is CVE-2023-40732?: CVE-2023-40732 has a CVSS 3.x base score of 3.9, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2023-40732 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-40732?: CVE-2023-40732 affects Siemens Qms Automotive. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-40732?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-40732 published?: CVE-2023-40732 was published on 2023-09-12 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:siemens:qms_automotive:*:*:*:*:*:*:*:*

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