CVE-2021-22727

A CWE-331: Insufficient Entropy 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 gain unauthorized access to the charging station web server
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
schneiderCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 68%
VendorProductVersion
schneider-electricevlink_city_evc1s22p4_firmware
𝑥
< r8_v3.4.0.1
schneider-electricevlink_city_evc1s7p4_firmware
𝑥
< r8_v3.4.0.1
schneider-electricevlink_parking_evw2_firmware
𝑥
< r8_v3.4.0.1
schneider-electricevlink_parking_evf2_firmware
𝑥
< r8_v3.4.0.1
schneider-electricevlink_parking_ev.2_firmware
𝑥
< r8_v3.4.0.1
schneider-electricevlink_smart_wallbox_evb1a_firmware
𝑥
< r8_v3.4.0.1
𝑥
= Vulnerable software versions