How severe is CVE-2019-10934?

CVE-2019-10934 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-10934 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-10934?

CVE-2019-10934 affects Siemens Totally Integrated Automation Portal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-10934?

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.

When was CVE-2019-10934 published?

CVE-2019-10934 was published on 2020-01-16 and last updated on 2026-06-17.

CVE-2019-10934

CVE-2019-10934 is a high-severity vulnerability in Siemens Totally Integrated Automation Portal with a CVSS 3.x base score of 7.8. 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-22.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Siemens Totally Integrated Automation Portal
Published: 2020-01-16
Last modified: 2026-06-17

Description

A vulnerability has been identified in TIA Portal V14 (All versions), TIA Portal V15 (All versions < V15.1 Update 7), TIA Portal V16 (All versions < V16 Update 6), TIA Portal V17 (All versions < V17 Update 4). Changing the contents of a configuration file could allow an attacker to execute arbitrary code with SYSTEM privileges. The security vulnerability could be exploited by an attacker with a valid account and limited access rights on the system. No user interaction is required. At the time of advisory publication no public exploitation of this security vulnerability was known.

Frequently asked questions

What is CVE-2019-10934?: A vulnerability has been identified in TIA Portal V14 (All versions), TIA Portal V15 (All versions < V15.1 Update 7), TIA Portal V16 (All versions < V16 Update 6), TIA Portal V17 (All versions < V17 Update 4). Changing the contents of a configuration file could allow an attacker to execute arbitrary code with SYSTEM privileges. The security vulnerability could be exploited by an attacker with a valid account and limited access rights on the system. No user interaction is required. At the time of advisory publication no public exploitation of this security vulnerability was known.
How severe is CVE-2019-10934?: CVE-2019-10934 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-10934 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-10934?: CVE-2019-10934 affects Siemens Totally Integrated Automation Portal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-10934?: 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.
When was CVE-2019-10934 published?: CVE-2019-10934 was published on 2020-01-16 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-629512.pdf

Affected products (1)

cpe:2.3:a:siemens:totally_integrated_automation_portal:*:*:*:*:*:*:*:*

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