CVE-2021-22723 MEDIUM

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

Description

A CWE-79: Improper Neutralization of Input During Web Page Generation (Cross-siteScripting) through Cross-Site Request Forgery (CSRF) vulnerability exists in EVlink City (EVC1S22P4 / EVC1S7P4 all versions prior to R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 all versions prior to R8 V3.4.0.1), and EVlink Smart Wallbox (EVB1A all versions prior to R8 V3.4.0.1 ) that could allow an attacker to impersonate the user who manages the charging station or carry out actions on their behalf when crafted malicious parameters are submitted to the charging station web server.

Additional Descriptions (1)

A CWE-79: Se presenta una vulnerabilidad de Neutralización Inapropiada de la Entrada Durante la Generación de la Página Web (Cross-siteScripting) mediante un ataque de tipo Cross-Site Request Forgery (CSRF) en EVlink City (EVC1S22P4 / EVC1S7P4 todas las versiones anteriores a R8 V3.4.0.1), EVlink Parking (EVW2 / EVF2 / EV.2 todas las versiones anteriores a R8 V3.4.0.1), y EVlink Smart Wallbox (EVB1A todas las versiones anteriores a R8 V3.4.0.1 ) que podría permitir a un atacante hacerse pasar por el usuario que administra la estación de carga o realizar acciones en su nombre cuando son enviados parámetros maliciosos diseñados al servidor web de la estación de carga

CVSS Metrics

Base Score: 6.1 (MEDIUM)

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

Attack Vector	NETWORK
Attack Complexity	LOW
Privileges Required	NONE
User Interaction	REQUIRED
Scope	CHANGED
Confidentiality Impact	LOW
Integrity Impact	LOW
Availability Impact	NONE

Source: [email protected]

Type: Primary

Exploitability Score: 2.8

Impact Score: 2.7

Base Score: 4.3 (MEDIUM)

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

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

Source: [email protected]

Type: Primary

Exploitability Score: 8.6

Impact Score: 2.9

Weaknesses

Source	Type	Description
[email protected]	Secondary	en CWE-79

Affected Products

Vendor	Product	Version	Update	Type
schneider-electric	evlink_city_evc1s22p4_firmware	*	<built-in method update of dict object at 0x7e6108407980>	Operating System
schneider-electric	evlink_city_evc1s7p4_firmware	*	<built-in method update of dict object at 0x7e6106845b40>	Operating System
schneider-electric	evlink_parking_evw2_firmware	*	<built-in method update of dict object at 0x7e60bacd52c0>	Operating System
schneider-electric	evlink_parking_evf2_firmware	*	<built-in method update of dict object at 0x7e6108406200>	Operating System
schneider-electric	evlink_parking_ev.2_firmware	*	<built-in method update of dict object at 0x7e6108405580>	Operating System
schneider-electric	evlink_smart_wallbox_evb1a_firmware	*	<built-in method update of dict object at 0x7e6106846c40>	Operating System

Affected Configurations

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_city_evc1s22p4:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_city_evc1s7p4:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_parking_evw2:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_parking_evf2:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_parking_ev.2_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_parking_ev.2:-:::::::*`

Operator: OR

Vulnerable	CPE
Yes	`cpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware::::::::`

Operator: OR

Vulnerable	CPE
No	`cpe:2.3:h:schneider-electric:evlink_smart_wallbox_evb1a:-:::::::*`

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06
Source: [email protected]

Vendor Advisory
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06
Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory