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HIGH · 7.5

CVE-2021-22818

A CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to the charging station web interface by performing br...

Vulnerability Description

A CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to the charging station web interface by performing brute force attacks. 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)

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
Schneider-ElectricEvlink City Evc1S22P4 Firmware< 3.4.0.2
Schneider-ElectricEvlink City Evc1S22P4-
Schneider-ElectricEvlink City Evc1S7P4 Firmware< 3.4.0.2
Schneider-ElectricEvlink City Evc1S7P4-
Schneider-ElectricEvlink Parking Evw2 Firmware< 3.4.0.2
Schneider-ElectricEvlink Parking Evw2-
Schneider-ElectricEvlink Parking Evf2 Firmware< 3.4.0.2
Schneider-ElectricEvlink Parking Evf2-
Schneider-ElectricEvlink Parking Evp2Pe Firmware< 3.4.0.2
Schneider-ElectricEvlink Parking Evp2Pe-
Schneider-ElectricEvlink Smart Wallbox Evb1A Firmware< 3.4.0.2
Schneider-ElectricEvlink Smart Wallbox Evb1A-

Related Weaknesses (CWE)

CWE-307

References

FAQ

What is CVE-2021-22818?

CVE-2021-22818 is a vulnerability with a CVSS score of 7.5 (HIGH). A CWE-307 Improper Restriction of Excessive Authentication Attempts vulnerability exists that could allow an attacker to gain unauthorized access to the charging station web interface by performing br...

How severe is CVE-2021-22818?

CVE-2021-22818 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-22818?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Evlink City Evc1S22P4 Firmware, Schneider-Electric Evlink City Evc1S22P4, Schneider-Electric Evlink City Evc1S7P4 Firmware, Schneider-Electric Evlink City Evc1S7P4, Schneider-Electric Evlink Parking Evw2 Firmware.