CVE-2021-22706

21.07.2021, 15:15

A CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') 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.

Cross-site Scripting

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	6.1 MEDIUM	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
schneider	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 63%

Vendor	Product	Version
schneider-electric	evlink_city_evc1s22p4_firmware	𝑥 < r8_v3.4.0.1
schneider-electric	evlink_city_evc1s7p4_firmware	𝑥 < r8_v3.4.0.1
schneider-electric	evlink_parking_evw2_firmware	𝑥 < r8_v3.4.0.1
schneider-electric	evlink_parking_evf2_firmware	𝑥 < r8_v3.4.0.1
schneider-electric	evlink_parking_ev.2_firmware	𝑥 < r8_v3.4.0.1
schneider-electric	evlink_smart_wallbox_evb1a_firmware	𝑥 < r8_v3.4.0.1

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

References

http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06