CVE-2025-40942
Unknown Unknown - Not Provided
Local Privilege Escalation in TeleControl Server Basic < V

Publication date: 2026-01-13

Last updated on: 2026-01-13

Assigner: Siemens AG

Description
A vulnerability has been identified in TeleControl Server Basic (All versions < V3.1.2.4). Affected application contains a local privilege escalation vulnerability that could allow an attacker to run arbitrary code with elevated privileges.
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Meta Information
Published
2026-01-13
Last Modified
2026-01-13
Generated
2026-06-16
AI Q&A
2026-01-13
EPSS Evaluated
2026-06-15
NVD
CVE-2025-40942
EUVD
EUVD-2026-2361
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
siemens telecontrol_server_basic to 3.1.2.4 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-250 The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses.
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Executive Summary

This vulnerability in Siemens TeleControl Server Basic (versions prior to V3.1.2.4) is a local privilege escalation flaw that allows an attacker with local access to execute arbitrary code with elevated privileges. This means an attacker who already has some access to the system can gain higher-level permissions and potentially take full control of the affected system. [1]

Impact Analysis

The vulnerability can impact you by allowing an attacker to compromise the confidentiality, integrity, and availability of your system. Since the attacker can execute arbitrary code with elevated privileges, they could manipulate, steal, or destroy data, disrupt system operations, or install malicious software, leading to significant security breaches. [1]

Detection Guidance

Detection involves verifying the installed version of Siemens TeleControl Server Basic. If the version is prior to V3.1.2.4, the system is vulnerable. Specific detection commands are not provided in the resources. It is recommended to check the software version on the system to identify if it is affected. [1]

Mitigation Strategies

The immediate mitigation step is to update Siemens TeleControl Server Basic to version V3.1.2.4 or later. Additionally, protect network access with appropriate security mechanisms and configure the operational environment according to Siemens' Industrial Security guidelines. [1]

Compliance Impact

The provided resources do not contain information on how this vulnerability affects compliance with common standards and regulations such as GDPR or HIPAA.

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