VDB-179332 · CVE-2021-22706 · SEVD-2021-194-06

Schneider Electric EVlink City/EVlink Parking/EVlink Smart Wallbox prior R8 V3.4.0.1 Web Page Generation cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Schneider Electric EVlink City, EVlink Parking and EVlink Smart Wallbox. It has been declared as problematic. Affected is an unknown function of the component Web Page Generation Handler. Executing a manipulation can lead to cross site scripting. This vulnerability is tracked as CVE-2021-22706. The attack can be launched remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Schneider Electric EVlink City, EVlink Parking and EVlink Smart Wallbox (SCADA Software). It has been declared as problematic. This vulnerability affects some unknown processing of the component Web Page Generation Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product 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. As an impact it is known to affect integrity.

The weakness was disclosed 07/22/2021 as SEVD-2021-194-06. The advisory is shared for download at download.schneider-electric.com. This vulnerability was named CVE-2021-22706. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version R8 V3.4.0.1 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

SCADA Software

Vendor

Schneider Electric

Name

License

commercial

Website

Vendor: https://www.schneider-electric.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: EVlink City/EVlink Parking/EVlink Smart Wallbox R8 V3.4.0.1

Timelineinfo

01/06/2021 🔍
07/22/2021 +196 days 🔍
07/22/2021 +0 days 🔍
07/26/2021 +4 days 🔍

Sourcesinfo

Vendor: schneider-electric.com

Advisory: SEVD-2021-194-06
Status: Confirmed

CVE: CVE-2021-22706 (🔍)
GCVE (CVE): GCVE-0-2021-22706
GCVE (VulDB): GCVE-100-179332

Entryinfo

Created: 07/22/2021 05:47
Updated: 07/26/2021 09:35
Changes: 07/22/2021 05:47 (39), 07/26/2021 09:35 (2)
Complete: 🔍
Cache ID: 216::103