CVEvulnerability
CVE-2021-22708
7.2 HIGH
Official page ↗
- Status
- Modified
- Published
- 2021-07-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.2 HIGH — CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
- Weaknesses
- CWE-347
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.
Affected configurations
• 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)
Related
Weakness · CWE (1)
- CWE-347 Improper Verification of Cryptographic Signature weakness