CVE-2021-22733: High severity schneider-electric spacelynk firmware vulnerability

Published May 26, 2021
·
Updated

Improper Privilege Management vulnerability exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior which could cause shell access when unauthorized code is loaded into the system folder.

Affected Software

4 affected components
Schneider-electric Spacelynk Firmware<=2.6.0
Schneider-electric Spacelynk
Schneider-electric Homelynk Firmware<=2.6.0
Schneider-electric Homelynk

Event History

May 26, 2021
CVE Published
via MITRE·07:19 PM
Data Sourced
via MITRE·07:19 PM
DescriptionWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-22733?

CVE-2021-22733 is an Improper Privilege Management vulnerability that exists in homeLYnk (Wiser For KNX) and spaceLYnk V2.60 and prior, which could cause shell access when unauthorized code is loaded into the system folder.

2

What is the severity of CVE-2021-22733?

The severity of CVE-2021-22733 is high (7.8).

3

What software is affected by CVE-2021-22733?

The Schneider-electric Spacelynk Firmware versions up to and including 2.6.0 and Schneider-electric Homelynk Firmware versions up to and including 2.6.0 are affected by CVE-2021-22733.

4

How can CVE-2021-22733 be exploited?

CVE-2021-22733 can be exploited by loading unauthorized code into the system folder, which could result in shell access.

5

Is Schneider-electric Spacelynk and Homelynk vulnerable to CVE-2021-22733?

Schneider-electric Spacelynk and Homelynk are not vulnerable to CVE-2021-22733, except for the specific firmware versions mentioned.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203