HomeSiemensCVE-2025-40938

CVE-2025-40938

CRITICAL
9.2CVSS
Published: 2025-12-09
Updated: 2025-12-10
AI Analysis

Description

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V4.0.1). The affected device stores sensitive information in the firmware. This could allow an attacker to access and misuse this information, potentially impacting the device’s confidentiality, integrity, and availability.

CVSS Metrics

Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
network
Complexity
high
Privileges
none
User Action
none
Confidentiality
undefined
Integrity
undefined
Availability
undefined
Weaknesses
CWE-798

Metadata

Primary Vendor
SIEMENS
Published
12/9/2025
Last Modified
12/10/2025
Source
NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

siemens : simatic_cn_4100_firmware

AI-Powered Remediation

Generate remediation guidance or a C-suite brief for this vulnerability.

Executive Intelligence Brief

CVE-CVE-2025-40938 | CRITICAL Severity | CVEDatabase.com | CVEDatabase.com