CVE-2025-39205: High severity Siemens MicroSCADA X SYS600 vulnerability

Published Jun 24, 2025
·
Updated

A vulnerability exists in the IEC 61850 in MicroSCADA X SYS600 product. The certificate validation of the TLS protocol allows remote Man-in-the-Middle attack due to missing proper validation.

Affected Software

2 affected components
Siemens MicroSCADA X SYS600
hitachienergy MicroSCADA X SYS600>=10.3<10.7

Event History

Jun 24, 2025
CVE Published
via MITRE·12:13 PM
Data Sourced
via MITRE·12:13 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-39205?

CVE-2025-39205 is considered a high-severity vulnerability due to its potential for remote exploitation via Man-in-the-Middle attacks.

2

How do I fix CVE-2025-39205?

To mitigate CVE-2025-39205, ensure proper certificate validation is implemented in the TLS protocol within Siemens MicroSCADA X SYS600.

3

Who is affected by CVE-2025-39205?

The vulnerability affects users of the Siemens MicroSCADA X SYS600 product that utilize the IEC 61850 protocol.

4

What type of attack does CVE-2025-39205 allow?

CVE-2025-39205 allows remote Man-in-the-Middle attacks due to inadequate TLS certificate validation.

5

Is CVE-2025-39205 being actively exploited?

As of now, there are no reported active exploitation attempts for CVE-2025-39205, but it poses a significant risk.

Contact

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