4.3
MEDIUM
CVE-2021-22819
"EVlink IFrame Hijacking Vulnerability"
Description

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)

INFO

Published Date :

Jan. 28, 2022, 8:15 p.m.

Last Modified :

Nov. 21, 2024, 5:50 a.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2021-22819 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Schneider-electric evlink_city_evc1s22p4_firmware
2 Schneider-electric evlink_city_evc1s7p4_firmware
3 Schneider-electric evlink_parking_evw2_firmware
4 Schneider-electric evlink_parking_evf2_firmware
5 Schneider-electric evlink_smart_wallbox_evb1a_firmware
6 Schneider-electric evlink_parking_evp2pe_firmware
7 Schneider-electric evlink_city_evc1s22p4
8 Schneider-electric evlink_city_evc1s7p4
9 Schneider-electric evlink_parking_evw2
10 Schneider-electric evlink_parking_evf2
11 Schneider-electric evlink_smart_wallbox_evb1a
12 Schneider-electric evlink_parking_evp2pe
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2021-22819.

URL Resource
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02 Patch Vendor Advisory
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-22819 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-22819 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    Feb. 03, 2022

    Action Type Old Value New Value
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evc1s22p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evc1s22p4:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_city_evc1s22p4:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evc1s7p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evc1s7p4:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_city_evc1s7p4:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evw2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evw2:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_parking_evw2:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evf2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evf2:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_parking_evf2:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evp2pe_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evp2pe:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_parking_evp2pe_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_parking_evp2pe:-:*:*:*:*:*:*:*
    Changed CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evb1a_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evb1a:-:*:*:*:*:*:*:* AND OR *cpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evlink_smart_wallbox_evb1a:-:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Feb. 03, 2022

    Action Type Old Value New Value
    Added CVSS V2 Metadata Victim must voluntarily interact with attack mechanism
    Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
    Changed Reference Type https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02 No Types Assigned https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-02 Patch, Vendor Advisory
    Added CWE NIST CWE-1021
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evc1s22p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evc1s22p4:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evc1s7p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evc1s7p4:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evw2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evw2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evf2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evf2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evp2pe_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evp2pe:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evb1a_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 3.4.0.2 OR cpe:2.3:h:schneider-electric:evb1a:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jan. 28, 2022

    Action Type Old Value New Value
    Removed CWE Schneider Electric SE CWE-1021
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-22819 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.08 }} 0.00%

score

0.34700

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability