CVE-2020-7487 CRITICAL

Published: 2020-04-22 | Last Modified: 2024-11-21 | Status: Modified

Description

A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists which could allow the attacker to execute malicious code on the Modicon M218, M241, M251, and M258 controllers.

Additional Descriptions (1)

CWE-345: Existe una vulnerabilidad de Verificación Insuficiente de la Autenticidad de Datos, lo que podría permitir al atacante ejecutar código malicioso en los controladores Modicon M218, M241, M251 y M258.

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 Vector	NETWORK
Attack Complexity	LOW
Privileges Required	NONE
User Interaction	NONE
Scope	UNCHANGED
Confidentiality Impact	HIGH
Integrity Impact	HIGH
Availability Impact	HIGH

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 Vector	NETWORK
Access Complexity	LOW
Authentication	NONE
Confidentiality Impact	PARTIAL
Integrity Impact	PARTIAL
Availability Impact	PARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 6.4

Weaknesses

Source	Type	Description
[email protected]	Secondary	en CWE-345
[email protected]	Primary	en CWE-345

Affected Products

Vendor	Product	Version	Update	Type
schneider-electric	ecostruxure_machine_expert	*	<built-in method update of dict object at 0x7e6107e50f40>	Application
schneider-electric	somachine	*	<built-in method update of dict object at 0x7e61079cb000>	Application
schneider-electric	somachine_motion	*	<built-in method update of dict object at 0x7e6107e512c0>	Application
schneider-electric	modicon_m218_firmware	*	<built-in method update of dict object at 0x7e6107e51180>	Operating System
schneider-electric	modicon_m241_firmware	*	<built-in method update of dict object at 0x7e6107e50200>	Operating System
schneider-electric	modicon_m251_firmware	*	<built-in method update of dict object at 0x7e60ba9bc540>	Operating System
schneider-electric	modicon_m258_firmware	*	<built-in method update of dict object at 0x7e6107e50740>	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::::::::`
Yes	`cpe:2.3:a:schneider-electric:somachine_motion::::::::`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:modicon_m218_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:modicon_m218:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:modicon_m241_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:modicon_m241:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:modicon_m251_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:modicon_m251:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:modicon_m258_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:modicon_m258:-:::::::*`

References

https://www.se.com/ww/en/download/document/SEVD-2020-105-02
Source: [email protected]

Vendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-105-02
Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory