IM
IronMonkey Threat Research

CVE-2020-28213 HIGH

Published: 2020-11-19 | Last Modified: 2024-11-21 | Status: Modified

Description

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution when sending specially crafted requests over Modbus.

Additional Descriptions (1)

CWE-494: Se presenta una vulnerabilidad Descarga de Código Sin Comprobación de Integridad en el Simulador de PLC en EcoStruxureª Control Expert (ahora Unity Pro) (todas las versiones) que podría causar la ejecución de comandos no autorizados cuando se envía peticiones especialmente diseñadas mediante Modbus

CVSS Metrics

Base Score: 8.8 (HIGH)

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

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

Source: [email protected]

Type: Primary

Exploitability Score: 2.8

Impact Score: 5.9

Base Score: 6.5 (MEDIUM)

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

Access VectorNETWORK
Access ComplexityLOW
AuthenticationSINGLE
Confidentiality ImpactPARTIAL
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 8.0

Impact Score: 6.4

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-494

Affected Products

Vendor Product Version Update Type
schneider-electric ecostruxure_control_expert * <built-in method update of dict object at 0x7e60e8340200> Application

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:schneider-electric:ecostruxure_control_expert:*:*:*:*:*:*:*:*

References

Notification
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