CVE-2023-29131

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.5). Affected device consists of an incorrect default value in the SSH configuration. This could allow an attacker to bypass...

Published: Jul 11, 2023Updated: Feb 18, 2026 Sources: CVE List NVD BDU csafCWE-276

7.4HIGH

Description

SIMATIC CN 4100 is vulnerable to improper access control and insecure default configurations that could allow an attacker to gain privilege escalation, and bypass network isolation. Siemens has released an update 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:LPrivileges Required

Low

UI:NUser Interaction

None

Scope

S:CScope

Changed

Impact

C:LConfidentiality

Low

I:LIntegrity

Low

A:LAvailability

Low

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Weaknesses

CWE-276

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-2023-29131?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

1 technique

Privilege Escalation

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References

https://cert-portal.siemens.com/productcert/csaf/ssa-313488.json

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/html/ssa-313488.html

cert-portal.siemens.com

https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdf

cert-portal.siemens.com

and 10 more references View all →

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