CVE-2021-36630: High severity Ruckuswireless Sz-300 Firmware vulnerability

Published Jan 18, 2023
·
Updated

DDOS reflection amplification vulnerability in eAut module of Ruckus Wireless SmartZone controller that allows remote attackers to perform DOS attacks via crafted request.

Affected Software

16 affected components
Ruckuswireless Sz-300 Firmware<=3.6.2
Ruckuswireless Sz-300
Ruckuswireless Sz-144 Firmware<=3.6.2
Ruckuswireless Sz-144
Ruckuswireless Sz-100 Firmware<=3.6.2
Ruckuswireless Sz-100
Ruckuswireless Vsz Firmware<=3.6.2
Ruckuswireless Vsz
All of the following
Ruckuswireless Sz-300 Firmware<=3.6.2
Ruckuswireless Sz-300
All of the following
Ruckuswireless Sz-144 Firmware<=3.6.2
Ruckuswireless Sz-144
All of the following
Ruckuswireless Sz-100 Firmware<=3.6.2
Ruckuswireless Sz-100
All of the following
Ruckuswireless Vsz Firmware<=3.6.2
Ruckuswireless Vsz

Event History

Jan 18, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
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 the severity of CVE-2021-36630?

CVE-2021-36630 has a high severity level due to its ability to facilitate DDoS reflection amplification attacks.

2

How do I fix CVE-2021-36630?

To fix CVE-2021-36630, update the affected Ruckus Wireless SmartZone firmware to a version beyond 3.6.2.

3

Which Ruckus Wireless products are affected by CVE-2021-36630?

CVE-2021-36630 affects Ruckus Wireless SZ-300, SZ-144, and SZ-100 firmware versions up to and including 3.6.2.

4

What type of attack can be performed using the CVE-2021-36630 vulnerability?

CVE-2021-36630 allows remote attackers to perform denial of service (DoS) attacks using crafted requests.

5

Can CVE-2021-36630 be exploited remotely?

Yes, CVE-2021-36630 can be exploited remotely by attackers targeting vulnerable systems.

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