CVE-2021-22774

mediumpriority · track · 30EPSS 0.008 · 56 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.80% (56th) EPSS

CVSS 5 · medium

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-24

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

Technical severity, 0–10. One row per scoring source.

8.6

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–8.6

v2.05mediumAV:N/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.18.6highAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:Lsecondary · FSTEC (BDU) RU

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-916USprimaryCWE-759US

affected products (13)

Products and version ranges known to be affected.

n/a 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 )≤ 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 )enisa_euvdEU
Schneider Electric EVlink City EVC1S22P4≤ R8 V3.4.0.1fstec_bduRU
Schneider Electric EVlink City EVC1S7P4≤ R8 V3.4.0.1fstec_bduRU
Schneider Electric EVlink Parking EV.2≤ R8 V3.4.0.1fstec_bduRU
Schneider Electric EVlink Parking EVF2≤ R8 V3.4.0.1fstec_bduRU
Schneider Electric EVlink Parking EVW2≤ R8 V3.4.0.1fstec_bduRU
Schneider Electric EVlink Smart Wallbox EVB1A≤ R8 V3.4.0.1fstec_bduRU
schneider-electric evlink city evc1s22p4 firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware:*:*:*:*:*:*:*:*
schneider-electric evlink city evc1s7p4 firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware:*:*:*:*:*:*:*:*
schneider-electric evlink parking ev.2 firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_parking_ev.2_firmware:*:*:*:*:*:*:*:*
schneider-electric evlink parking evf2 firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware:*:*:*:*:*:*:*:*
schneider-electric evlink parking evw2 firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware:*:*:*:*:*:*:*:*
schneider-electric evlink smart wallbox evb1a firmware< r8_v3.4.0.1nvdUScpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2021-07-21modified 2026-06-17

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+156 more

references (4)

External citations — patches, advisories, analysis.

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