CVE-2021-22772 CRITICAL

Published: 2021-07-21 | Last Modified: 2024-11-21 | Status: Modified

Description

A CWE-306: Missing Authentication for Critical Function vulnerability exists in Easergy T200 ((Modbus) SC2-04MOD-07000100 and earlier), Easergy T200 ((IEC104) SC2-04IEC-07000100 and earlier), and Easergy T200 ((DNP3) SC2-04DNP-07000102 and earlier) that could cause unauthorized operation when authentication is bypassed.

Additional Descriptions (1)

A CWE-306: Se presenta una vulnerabilidad de Falta de Autentificación para una Función Crítica en Easergy T200 ((Modbus) SC2-04MOD-07000100 y anteriores), Easergy T200 ((IEC104) SC2-04IEC-07000100 y anteriores) y Easergy T200 ((DNP3) SC2-04DNP-07000102 y anteriores) que podría causar una operación no autorizada cuando es omitida la autenticación

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-306
[email protected]	Primary	en CWE-306

Affected Products

Vendor	Product	Version	Update	Type
schneider-electric	t200i_firmware	*	<built-in method update of dict object at 0x7e60e8c7c140>	Operating System
schneider-electric	t200i_firmware	*	<built-in method update of dict object at 0x7e60e8c7d900>	Operating System
schneider-electric	t200i_firmware	*	<built-in method update of dict object at 0x7e60a8a57d80>	Operating System
schneider-electric	t200e_firmware	*	<built-in method update of dict object at 0x7e60e88141c0>	Operating System
schneider-electric	t200e_firmware	*	<built-in method update of dict object at 0x7e60a8a550c0>	Operating System
schneider-electric	t200e_firmware	*	<built-in method update of dict object at 0x7e60a8a56a80>	Operating System
schneider-electric	t200p_firmware	*	<built-in method update of dict object at 0x7e613c4c15c0>	Operating System
schneider-electric	t200p_firmware	*	<built-in method update of dict object at 0x7e60a8a55ac0>	Operating System
schneider-electric	t200p_firmware	*	<built-in method update of dict object at 0x7e60a8a54240>	Operating System

Affected Configurations

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200i_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200i:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200i_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200i:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200i_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200i:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200e_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200e:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200e_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200e:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200e_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200e:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200p_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200p:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200p_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200p:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:t200p_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:t200p:-:::::::*`

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-05
Source: [email protected]

Vendor Advisory
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-05
Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory