CVE-2024-32740

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains undocumented users and credentials. An attacker could misuse the credentials to compromise...

Published: May 14, 2024Updated: Aug 20, 2025 Sources: CVE List NVD BDU csafCWE-798

9.8CRITICAL

Description

SIMATIC CN 4100 is vulnerable to use of hard coded credentials including root user and contains an unrestricted USB port that could be misused for insecure boot. Siemens has released a new version for SIMATIC CN 4100 and recommends to update to the latest version.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-798

Affected Products

Siemens AG

commercial·DEaka Siemens

SIMATIC CN 4100

ICS / OT / IoT

simatic cn 4100 firmware

ICS / OT / IoT

and 1 more affected products View all →

Exploitability

Official Patch Available

Is your org exposed to CVE-2024-32740?Request an assessment to establish which checks are appropriate for your systems. Check my exposure

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques

Credential Access

Initial Access

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References

https://cert-portal.siemens.com/productcert/csaf/ssa-273900.json

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/html/ssa-273900.html

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/pdf/ssa-273900.pdf

cert-portal.siemens.com

and 9 more references View all →

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