PT-2021-7722 · Schneider Electric · Spacelynk+1

Published 2021-05-11 · Updated 2021-06-04 · CVE-2021-22739

Positive Technologies (AI Summary)

CVSS v3.1

5.9

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Schneider Electric homeLYnk versions prior to V2.60 Schneider Electric spaceLYnk versions prior to V2.60

Description The issue is related to a lack of protection for service data in the firmware of Schneider Electric spaceLYnk and homeLYnk logical controllers. This could allow a remote attacker to compromise the device during its initial setup.

Recommendations For Schneider Electric homeLYnk versions prior to V2.60, update to a version that includes the necessary security patches to prevent information exposure. For Schneider Electric spaceLYnk versions prior to V2.60, update to a version that includes the necessary security patches to prevent information exposure. As a temporary workaround, consider restricting access to the devices during the initial setup process until a patch is applied.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

BDU:2023-01748

CVE-2021-22739

Affected Products

Homelynk

Spacelynk

References · 6

• https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-130-04 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22739 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22739 · Security Note
• https://bdu.fstec.ru/vul/2023-01748 · Security Note
• https://t.me/cvenotify/15526 · Telegram Post
• https://vuldb.com/ru/?id.175931 · Note