CVE-2021-22727
First published: Wed Jul 21 2021(Updated: )
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
Credit: cybersecurity@se.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Schneider-electric Evlink City Evc1s22p4 Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink City Evc1s22p4 | ||
| Schneider-electric Evlink City Evc1s7p4 Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink City Evc1s7p4 | ||
| Schneider-electric Evlink Parking Evw2 Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink Parking Evw2 | ||
| Schneider-electric Evlink Parking Evf2 Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink Parking Evf2 | ||
| Schneider-electric Evlink Parking Ev.2 Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink Parking Ev.2 | ||
| Schneider-electric Evlink Smart Wallbox Evb1a Firmware | <r8_v3.4.0.1 | |
| Schneider-electric Evlink Smart Wallbox Evb1a |
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Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2021-22727.
What is the severity level of CVE-2021-22727?
The severity level of CVE-2021-22727 is critical, with a score of 9.8.
Which software versions are affected by CVE-2021-22727?
The EVlink City (EVC1S22P4 / EVC1S7P4) firmware versions prior to R8 V3.4.0.1, EVlink Parking (EVW2 / EVF2 / EV.2) versions prior to R8 V3.4.0.1, and EVlink Smart Wallbox (EVB1A) versions prior to R8 V3.4.0.1 are affected by CVE-2021-22727.
How can an attacker exploit CVE-2021-22727?
An attacker can exploit CVE-2021-22727 by leveraging the insufficient entropy vulnerability to gain unauthorized access.
Where can I find more information about CVE-2021-22727?
You can find more information about CVE-2021-22727 at the following reference: http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06
- collector/nvd-index
- agent/weakness
- agent/tags
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/description
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- collector/mitre-cve
- source/MITRE
- vendor/schneider-electric
- canonical/schneider-electric evlink city evc1s22p4 firmware
- canonical/schneider-electric evlink city evc1s22p4
- canonical/schneider-electric evlink city evc1s7p4 firmware
- canonical/schneider-electric evlink city evc1s7p4
- canonical/schneider-electric evlink parking evw2 firmware
- canonical/schneider-electric evlink parking evw2
- canonical/schneider-electric evlink parking evf2 firmware
- canonical/schneider-electric evlink parking evf2
- canonical/schneider-electric evlink parking ev.2 firmware
- canonical/schneider-electric evlink parking ev.2
- canonical/schneider-electric evlink smart wallbox evb1a firmware
- canonical/schneider-electric evlink smart wallbox evb1a