IM
IronMonkey Threat Research

CVE-2020-7489 CRITICAL

Published: 2020-04-22 | Last Modified: 2026-05-28 | Status: Modified

Description

A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') vulnerability exists on EcoStruxure Machine Expert – Basic or SoMachine Basic programming software (versions in security notification). The result of this vulnerability, DLL substitution, could allow the transference of malicious code to the controller.

Additional Descriptions (1)

A CWE-74: Hay una vulnerabilidad de Neutralización Inapropiada de Elementos Especiales en una Salida Utilizada por un Componente Descendente ('Injection') en el software de programación EcoStruxure Machine Expert – Basic o SoMachine Basic (versiones en notificación de seguridad). El resultado de esta vulnerabilidad, la sustitución de la DLL, que podría permitir la transferencia de código malicioso al controlador.

CVSS Metrics

Base Score: 9.8 (CRITICAL)

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

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

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 5.9

Base Score: 7.5 (HIGH)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactPARTIAL
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 6.4

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-74
[email protected] Primary
en CWE-74

Affected Products

Vendor Product Version Update Type
schneider-electric ecostruxure_machine_expert * <built-in method update of dict object at 0x7e6110a57e00> Application
schneider-electric somachine_basic * <built-in method update of dict object at 0x7e60eb225480> Application
schneider-electric modicon_m100_firmware * <built-in method update of dict object at 0x7e6110a55540> Operating System
schneider-electric modicon_m200_firmware * <built-in method update of dict object at 0x7e6110a55080> Operating System
schneider-electric modicon_m221_firmware * <built-in method update of dict object at 0x7e6110a55740> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:schneider-electric:ecostruxure_machine_expert:*:*:*:*:*:*:*:*
Yes cpe:2.3:a:schneider-electric:somachine_basic:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicon_m100_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicon_m100:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicon_m200_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicon_m200:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:schneider-electric:modicon_m221_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:schneider-electric:modicon_m221:-:*:*:*:*:*:*:*

References

Notification
Message here