How severe is CVE-2025-40768?

CVE-2025-40768 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.

Is CVE-2025-40768 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-40768?

CVE-2025-40768 affects Siemens Sinec Traffic Analyzer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-40768?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-40768 have an EU (EUVD) identifier?

Yes. CVE-2025-40768 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24234.

When was CVE-2025-40768 published?

CVE-2025-40768 was published on 2025-08-12 and last updated on 2026-06-17.

CVE-2025-40768

CVE-2025-40768 is a high-severity vulnerability in Siemens Sinec Traffic Analyzer with a CVSS 3.x base score of 7.3. 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-200.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v4: 7.0
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-24234
Weakness: CWE-200
Affected product: Siemens Sinec Traffic Analyzer
Published: 2025-08-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected application exposes an internal service port to be accessible from outside the system. This could allow an unauthorized attacker to access the application.

Frequently asked questions

What is CVE-2025-40768?: A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected application exposes an internal service port to be accessible from outside the system. This could allow an unauthorized attacker to access the application.
How severe is CVE-2025-40768?: CVE-2025-40768 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
Is CVE-2025-40768 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-40768?: CVE-2025-40768 affects Siemens Sinec Traffic Analyzer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-40768?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-40768 have an EU (EUVD) identifier?: Yes. CVE-2025-40768 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-24234.
When was CVE-2025-40768 published?: CVE-2025-40768 was published on 2025-08-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-517338.html

Affected products (1)

cpe:2.3:a:siemens:sinec_traffic_analyzer:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Sinec Traffic Analyzer

CVE-2025-40767 — High (CVSS 7.8): A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V3.0). The affected…
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CVE-2024-35206 — High (CVSS 7.7): A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V1.2). The affected…
CVE-2024-41904 — High (CVSS 7.5): A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V2.0). The affected…
CVE-2025-40770 — High (CVSS 7.4): A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions). The affected…
CVE-2024-41905 — Medium (CVSS 6.8): A vulnerability has been identified in SINEC Traffic Analyzer (6GK8822-1BG01-0BA0) (All versions < V2.0). The affected…

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