IM
IronMonkey Threat Research

CVE-2018-7844 HIGH

Published: 2019-05-22 | Last Modified: 2026-06-17 | Status: Modified

Description

A CWE-200: Information Exposure vulnerability exists in all versions of the Modicon M580, Modicon M340, Modicon Quantum, and Modicon Premium which could cause the disclosure of SNMP information when reading memory blocks from the controller over Modbus.

Additional Descriptions (1)

Una CWE-200: Existe una vulnerabilidad de Exposición de Información en todas las versiones de Modicon M580, Modicon M340, Modicon Quantum y Modicon Premium, lo que podría generar la divulgación de información SNMP cuando se leen bloques de memoria desde el controlador sobre protocolo Modbus.

CVSS Metrics

Base Score: 7.5 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactNONE
Availability ImpactNONE

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 3.6

Base Score: 5.0 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactPARTIAL
Integrity ImpactNONE
Availability ImpactNONE

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 2.9

Weaknesses

Source Type Description
[email protected] Primary
en CWE-200

Affected Products

Vendor Product Version Update Type
schneider-electric modicon_premium_firmware * <built-in method update of dict object at 0x7e61114e3800> Operating System
schneider-electric modicon_quantum_firmware * <built-in method update of dict object at 0x7e61081f7600> Operating System
schneider-electric modicon_m340_firmware * <built-in method update of dict object at 0x7e6050bded00> Operating System
schneider-electric modicon_m580_firmware * <built-in method update of dict object at 0x7e60baf0a8c0> Operating System

Affected Configurations

Operator: OR

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

Operator: OR

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

Operator: OR

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

Operator: OR

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

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicon_m340_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicon_m340:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicon_m580_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicon_m580:-:*:*:*:*:*:*:*

References

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