CVE-2021-22819

28.01.2022, 20:15

A CWE-1021 Improper Restriction of Rendered UI Layers or Frames vulnerability exists that could cause unintended modifications of the product settings or user accounts when deceiving the user to use the web interface rendered within iframes. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	NIST	4.3 MEDIUM	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
schneider	CNA	---				---
CVE	ADP	---				---

Base Score

CVSS 3.x

EPSS Score

Percentile: 43%

Vendor	Product	Version
schneider-electric	evlink_city_evc1s22p4_firmware	𝑥 < 3.4.0.2
schneider-electric	evlink_city_evc1s7p4_firmware	𝑥 < 3.4.0.2
schneider-electric	evlink_parking_evw2_firmware	𝑥 < 3.4.0.2
schneider-electric	evlink_parking_evf2_firmware	𝑥 < 3.4.0.2
schneider-electric	evlink_parking_evp2pe_firmware	𝑥 < 3.4.0.2
schneider-electric	evlink_smart_wallbox_evb1a_firmware	𝑥 < 3.4.0.2

𝑥

= Vulnerable software versions

Common Weakness Enumeration

CWE-1021 - Improper Restriction of Rendered UI Layers or Frames
The web application does not restrict or incorrectly restricts frame objects or UI layers that belong to another application or domain, which can lead to user confusion about which interface the user is interacting with.

References

https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02