CVE-2025-40937

EUVD-2025-201919
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected application do not properly validate input parameters in its REST API, resulting in improper handling of unexpected arguments.
This could allow an authenticated attacker to execute arbitrary code with limited privileges.
Command Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
siemensCNA
8.3 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
Affected Products (NVD)
VendorProductVersion
siemenssimatic_cn_4100_firmware
𝑥
< 4.0.1
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
siemenssimatic_cn_4100
𝑥
< 4.0.1
CNA
Common Weakness Enumeration
References
https://cert-portal.siemens.com/productcert/html/ssa-416652.html