CVE-2021-22820
First published: Fri Jan 28 2022(Updated: )
A CWE-614 Insufficient Session Expiration vulnerability exists that could allow an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed his password. Affected Products: EVlink City EVC1S22P4 / EVC1S7P4 (All versions prior to R8 V3.4.0.2 ), EVlink Parking EVW2 / EVF2 / EVP2PE (All versions prior to R8 V3.4.0.2), and EVlink Smart Wallbox EVB1A (All versions prior to R8 V3.4.0.2)
Credit: cybersecurity@se.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Schneider-electric Evlink City Evc1s22p4 Firmware | <3.4.0.2 | |
| Schneider-electric Evlink City Evc1s22p4 | ||
| Schneider-electric Evlink City Evc1s7p4 Firmware | <3.4.0.2 | |
| Schneider-electric Evlink City Evc1s7p4 | ||
| Schneider-electric Evlink Parking Evw2 Firmware | <3.4.0.2 | |
| Schneider-electric Evlink Parking Evw2 | ||
| Schneider-electric Evlink Parking Evf2 Firmware | <3.4.0.2 | |
| Schneider-electric Evlink Parking Evf2 | ||
| Schneider-electric Evlink Parking Evp2pe Firmware | <3.4.0.2 | |
| Schneider-electric Evlink Parking Evp2pe | ||
| Schneider-electric Evlink Smart Wallbox Evb1a Firmware | <3.4.0.2 | |
| 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-2021-22820.
What is the severity rating of CVE-2021-22820?
CVE-2021-22820 has a severity rating of 9.8 (critical).
What is the affected software?
The affected software includes Schneider-electric Evlink City EVC1S22P4 Firmware up to version 3.4.0.2.
What is the impact of this vulnerability?
This vulnerability allows an attacker to maintain an unauthorized access over a hijacked session to the charger station web server even after the legitimate user account holder has changed their password.
How can I fix CVE-2021-22820?
To fix CVE-2021-22820, it is recommended to update the Schneider-electric Evlink City EVC1S22P4 Firmware to a version beyond 3.4.0.2.
- collector/nvd-index
- agent/weakness
- agent/references
- agent/tags
- agent/severity
- agent/author
- agent/description
- agent/type
- agent/event
- agent/softwarecombine
- agent/first-publish-date
- agent/last-modified-date
- agent/remedy
- 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 evp2pe firmware
- canonical/schneider-electric evlink parking evp2pe
- canonical/schneider-electric evlink smart wallbox evb1a firmware
- canonical/schneider-electric evlink smart wallbox evb1a