Vulnerability Details CVE-2021-22708
A CWE-347: Improper Verification of Cryptographic Signature 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 craft a malicious firmware package and bypass the signature verification mechanism.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 47.7%
CVSS Severity
CVSS v3 Score 7.2
CVSS v2 Score 6.5
References
Products affected by CVE-2021-22708
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cpe:2.3:h:schneider-electric:evlink_city_evc1s22p4:-
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cpe:2.3:h:schneider-electric:evlink_city_evc1s7p4:-
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cpe:2.3:h:schneider-electric:evlink_parking_ev.2:-
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cpe:2.3:h:schneider-electric:evlink_parking_evf2:-
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cpe:2.3:h:schneider-electric:evlink_parking_evw2:-
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cpe:2.3:h:schneider-electric:evlink_smart_wallbox_evb1a:-
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cpe:2.3:o:schneider-electric:evlink_city_evc1s22p4_firmware:-
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cpe:2.3:o:schneider-electric:evlink_city_evc1s7p4_firmware:-
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cpe:2.3:o:schneider-electric:evlink_parking_ev.2_firmware:-
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cpe:2.3:o:schneider-electric:evlink_parking_evf2_firmware:-
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cpe:2.3:o:schneider-electric:evlink_parking_evw2_firmware:-
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cpe:2.3:o:schneider-electric:evlink_smart_wallbox_evb1a_firmware:-