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 network isolation.

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.1 / Impact : 3.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope CHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdf	Patch Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdf	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:siemens:simatic_cn_4100_firmware:*:*:*:*:*:*:*:*

History

24 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad ha sido identificada en SIMATIC CN 4100 (Todas las versiones anteriores a V2.5). El dispositivo afectado consiste en un valor predeterminado incorrecto en la configuración SSH. Esto podría permitir a un atacante eludir el aislamiento de red.

Information

Published : 2023-07-11 10:15

Updated : 2026-10-24 13:10

NVD link : CVE-2023-29131

Mitre link : CVE-2023-29131

CVE.ORG link : CVE-2023-29131

JSON object : View

Products Affected

siemens

simatic_cn_4100_firmware

CWE

CWE-276

Incorrect Default Permissions

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