CVE-2023-49251

A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.7). The "intermediate installation" system state of the affected application allows an attacker to add their own login credentials to the device. This allows an attacker to remotely login as root and take control of the device even after the affected device is fully set up.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdf	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:siemens:simatic_cn_4100:*:*:*:*:*:*:*:*

History

12 Jan 2024, 15:37

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~8.8~~	v2 : unknown v3 : 9.8
CPE		cpe:2.3:a:siemens:simatic_cn_4100::::::::
References	~~() https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdf -~~	() https://cert-portal.siemens.com/productcert/pdf/ssa-777015.pdf - Patch, Vendor Advisory
First Time		Siemens simatic Cn 4100 Siemens

09 Jan 2024, 14:01

Type	Values Removed	Values Added
Summary		(es) Se ha identificado una vulnerabilidad en SIMATIC CN 4100 (todas las versiones < V2.7). El estado del sistema de "intermediate installation" de la aplicación afectada permite a un atacante agregar sus propias credenciales de inicio de sesión al dispositivo. Esto permite a un atacante iniciar sesión de forma remota como root y tomar el control del dispositivo incluso después de que el dispositivo afectado esté completamente configurado.

09 Jan 2024, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-01-09 10:15

Updated : 2024-01-12 15:37

NVD link : CVE-2023-49251

Mitre link : CVE-2023-49251

CVE.ORG link : CVE-2023-49251

JSON object : View

Products Affected

siemens

simatic_cn_4100

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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