5.4
MEDIUM
CVE-2021-22722
"EVlink Stored Cross-site Scripting Vulnerability"
Description

A CWE-79: Improper Neutralization of Input During Web Page Generation ('Stored 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 cause code injection when importing a CSV file or changing station parameters.

INFO

Published Date :

July 21, 2021, 3:15 p.m.

Last Modified :

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

Remotely Exploitable :

Yes !

Impact Score :

2.7

Exploitability Score :

2.3
Affected Products

The following products are affected by CVE-2021-22722 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_parking_ev.2_firmware
6 Schneider-electric evlink_smart_wallbox_evb1a_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_parking_ev.2
12 Schneider-electric evlink_smart_wallbox_evb1a
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-2021-22722.

URL Resource
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 Vendor Advisory
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 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-2021-22722 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-22722 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 http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Jul. 27, 2021

    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:S/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
    Changed Reference Type http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 No Types Assigned http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 Vendor Advisory
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_city_evc1s22p4:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_city_evc1s7p4:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_parking_evw2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_parking_evf2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_parking_ev.2_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_parking_ev.2:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware:*:*:*:*:*:*:*:* versions up to (excluding) r8_v3.4.0.1 OR cpe:2.3:h:schneider-electric:evlink_smart_wallbox_evb1a:-:*:*:*:*:*:*:*
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-2021-22722 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-22722 weaknesses.

Exploit Prediction

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

0.05 }} 0.00%

score

0.20649

percentile

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