CVE-2026-25655
Analyzed Analyzed - Analysis Complete
Improper Configuration Modification in SINEC NMS Enables Privilege Escalation

Publication date: 2026-02-10

Last updated on: 2026-02-12

Assigner: Siemens AG

Description
A vulnerability has been identified in SINEC NMS (All versions < V4.0 SP2). The affected application permits improper modification of a configuration file by a low-privileged user. This could allow an attacker to load malicious DLLs, potentially leading to arbitrary code execution with administrative privilege.(ZDI-CAN-28107)
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Meta Information
Published
2026-02-10
Last Modified
2026-02-12
Generated
2026-06-16
AI Q&A
2026-02-10
EPSS Evaluated
2026-06-15
NVD
CVE-2026-25655
EUVD
EUVD-2026-6889
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
siemens sinec_nms to 4.0 (exc)
siemens sinec_nms 4.0
siemens sinec_nms 4.0
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-427 The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors.
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Executive Summary

This vulnerability exists in SINEC NMS versions prior to V4.0 SP2. It allows a low-privileged user to improperly modify a configuration file.

By exploiting this flaw, an attacker could load malicious DLL files, which may lead to arbitrary code execution with administrative privileges.

Impact Analysis

The vulnerability can allow an attacker with low privileges to escalate their access to administrative level by executing arbitrary code.

This could result in full control over the affected system, potentially leading to data breaches, system manipulation, or disruption of services.

Compliance Impact

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