CVE-2021-22707

Description

A CWE-798: Use of Hard-coded Credentials 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 issue unauthorized commands to the charging station web server with administrative privileges.

Related CPE's

oschneider-electricevlink_city_evc1s22p4_firmware********

vulnerable

hschneider-electricevlink_city_evc1s22p4-*******

oschneider-electricevlink_city_evc1s7p4_firmware********

vulnerable

hschneider-electricevlink_city_evc1s7p4-*******

oschneider-electricevlink_parking_evw2_firmware********

vulnerable

hschneider-electricevlink_parking_evw2-*******

oschneider-electricevlink_parking_evf2_firmware********

vulnerable

hschneider-electricevlink_parking_evf2-*******

oschneider-electricevlink_parking_ev.2_firmware********

vulnerable

hschneider-electricevlink_parking_ev.2-*******

References

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

Vendor Advisory

CvssV3 impact

BaseSeverity

CRITICAL

ConfidentialityImpact

HIGH

AttackComplexity

LOW

Scope

UNCHANGED

AttackVector

NETWORK

AvailabilityImpact

HIGH

IntegrityImpact

HIGH

PrivilegesRequired

NONE

BaseScore

9.8

VectorString

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Version

3.1

UserInteraction

NONE

CvssV2 impact

AccessComplexity

LOW

ConfidentialityImpact

COMPLETE

AvailabilityImpact

COMPLETE

IntegrityImpact

COMPLETE

BaseScore

10

VectorString

AV:N/AC:L/Au:N/C:C/I:C/A:C

Version

2.0

AccessVector

NETWORK

Authentication

NONE

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