CVE-2020-7488 HIGH

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

Description

A CWE-319: Cleartext Transmission of Sensitive Information vulnerability exists which could leak sensitive information transmitted between the software and the Modicon M218, M241, M251, and M258 controllers.

Additional Descriptions (1)

CWE-319: Hay una vulnerabilidad de Transmisión de Información Confidencial en Texto Sin Cifrar que podría filtrar información confidencial transmitida entre el software y los controladores Modicon M218, M241, M251 y M258.

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

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

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 2.9

Weaknesses

Source	Type	Description
[email protected]	Secondary	en CWE-319
[email protected]	Primary	en CWE-319

Affected Products

Vendor	Product	Version	Update	Type
schneider-electric	ecostruxure_machine_expert	*	<built-in method update of dict object at 0x7e60e8815280>	Application
schneider-electric	somachine	*	<built-in method update of dict object at 0x7e6110cf6a00>	Application
schneider-electric	somachine_motion	*	<built-in method update of dict object at 0x7e60a88adb80>	Application
schneider-electric	modicon_m218_firmware	*	<built-in method update of dict object at 0x7e60ba2a7f40>	Operating System
schneider-electric	modicon_m241_firmware	*	<built-in method update of dict object at 0x7e60a888fd00>	Operating System
schneider-electric	modicon_m251_firmware	*	<built-in method update of dict object at 0x7e60a888cac0>	Operating System
schneider-electric	modicon_m258_firmware	*	<built-in method update of dict object at 0x7e6110cf6440>	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