1. Home
  2. CVE Database
  3. CVE-2021-22774
HIGH · 7.5

CVE-2021-22774

A CWE-759: Use of a One-Way Hash without a Salt 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 R...

Vulnerability Description

A CWE-759: Use of a One-Way Hash without a Salt 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 lead an attacker to get knowledge of charging station user account credentials using dictionary attacks techniques.

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< r8_v3.4.0.1
Schneider-ElectricEvlink City Evc1S22P4-
Schneider-ElectricEvlink City Evc1S7P4 Firmware< r8_v3.4.0.1
Schneider-ElectricEvlink City Evc1S7P4-
Schneider-ElectricEvlink Parking Evw2 Firmware< r8_v3.4.0.1
Schneider-ElectricEvlink Parking Evw2-
Schneider-ElectricEvlink Parking Evf2 Firmware< r8_v3.4.0.1
Schneider-ElectricEvlink Parking Evf2-
Schneider-ElectricEvlink Parking Ev.2 Firmware< r8_v3.4.0.1
Schneider-ElectricEvlink Parking Ev.2-
Schneider-ElectricEvlink Smart Wallbox Evb1A Firmware< r8_v3.4.0.1
Schneider-ElectricEvlink Smart Wallbox Evb1A-

Related Weaknesses (CWE)

CWE-916

References

FAQ

What is CVE-2021-22774?

CVE-2021-22774 is a vulnerability with a CVSS score of 7.5 (HIGH). A CWE-759: Use of a One-Way Hash without a Salt 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 R...

How severe is CVE-2021-22774?

CVE-2021-22774 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-2021-22774?

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.