IM
IronMonkey Threat Research

CVE-2018-7809 CRITICAL

Published: 2018-11-30 | Last Modified: 2026-06-17 | Status: Modified

Description

An Unverified Password Change vulnerability exists in the embedded web servers in all Modicon M340, Premium, Quantum PLCs and BMXNOR0200 which could allow an unauthenticated remote user to access the password delete function of the web server.

Additional Descriptions (1)

Existe una vulnerabilidad de cambio de contraseña sin verificar en los servidores web embebidos en todos los productos Modicon M340, Premium, Quantum PLCs y BMXNOR0200, lo que podría permitir que un usuario remoto no autenticado acceda a la función de borrado de contraseñas del servidor web.

CVSS Metrics

Base Score: 6.4 (MEDIUM)

AV:N/AC:L/Au:N/C:N/I:P/A:P

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactNONE
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 4.9

Weaknesses

Source Type Description
[email protected] Primary
en CWE-640

Affected Products

Vendor Product Version Update Type
schneider-electric modicom_m340_firmware * <built-in method update of dict object at 0x7e60eb2ae140> Operating System
schneider-electric modicom_premium_firmware * <built-in method update of dict object at 0x7e610742c340> Operating System
schneider-electric modicom_quantum_firmware * <built-in method update of dict object at 0x7e610742f600> Operating System
schneider-electric modicom_bmxnor0200h_firmware * <built-in method update of dict object at 0x7e60e8815a80> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicom_m340_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicom_m340:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicom_premium_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicom_premium:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicom_quantum_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicom_quantum:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicom_bmxnor0200h_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicom_bmxnor0200h:-:*:*:*:*:*:*:*

References

Notification
Message here