CVE-2021-22820

CRITICAL

EVlink <R8 V3.4.0.2 - Info Disclosure

Title source: llm
STIX 2.1

Description

A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his password. 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)

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0057
EPSS Percentile 68.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-613
Status published
Products (6)
schneider-electric/evlink_city_evc1s22p4_firmware < 3.4.0.2
schneider-electric/evlink_city_evc1s7p4_firmware < 3.4.0.2
schneider-electric/evlink_parking_evf2_firmware < 3.4.0.2
schneider-electric/evlink_parking_evp2pe_firmware < 3.4.0.2
schneider-electric/evlink_parking_evw2_firmware < 3.4.0.2
schneider-electric/evlink_smart_wallbox_evb1a_firmware < 3.4.0.2
Published Jan 28, 2022
Tracked Since Feb 18, 2026