CVE-2021-22708
Last modified
CVE-2021-22708 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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.. EPSS estimates a 0.65% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Schneider-Electric | Evlink City Evc1s22p4 Firmware | < r8_v3.4.0.1 |
| Schneider-Electric | Evlink City Evc1s7p4 Firmware | < r8_v3.4.0.1 |
| Schneider-Electric | Evlink Parking Evw2 Firmware | < r8_v3.4.0.1 |
| Schneider-Electric | Evlink Parking Evf2 Firmware | < r8_v3.4.0.1 |
| Schneider-Electric | Evlink Parking Ev.2 Firmware | < r8_v3.4.0.1 |
| Schneider-Electric | Evlink Smart Wallbox Evb1a Firmware | < r8_v3.4.0.1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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