PT-2021-7772 · Schneider Electric · Evlink Parking+2

Published 2021-07-13 · Updated 2021-07-28 · CVE-2021-22727

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions EVlink City versions prior to R8 V3.4.0.1 EVlink Parking versions prior to R8 V3.4.0.1 EVlink Smart Wallbox versions prior to R8 V3.4.0.1

Description The issue is related to insufficient entropy, which could allow a remote attacker to gain unauthorized access to the charging station web server.

Recommendations For EVlink City versions prior to R8 V3.4.0.1, update to R8 V3.4.0.1 or later to resolve the issue. For EVlink Parking versions prior to R8 V3.4.0.1, update to R8 V3.4.0.1 or later to resolve the issue. For EVlink Smart Wallbox versions prior to R8 V3.4.0.1, update to R8 V3.4.0.1 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-331

Related Identifiers

BDU:2023-02712

CVE-2021-22727

Affected Products

Evlink City

Evlink Parking

Evlink Smart Wallbox

References · 7

• https://osv.dev/vulnerability/CVE-2021-22727 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22727 · Security Note
• http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-02712 · Security Note
• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-194-06 · Note
• https://t.me/cibsecurity/26346 · Telegram Post
• https://vuldb.com/ru/?id.179344 · Note