CVE-2021-46408: Buffer Overflow

Published Mar 9, 2022
·
Updated

Tenda AX12 v22.03.01.21 was discovered to contain a stack buffer overflow in the function sub422CE4. This vulnerability allows attackers to cause a Denial of Service (DoS) via the strcpy parameter.

Affected Software

2 affected components
Tenda Ax12 Firmware=22.03.01.21
Tenda AX12

Event History

Mar 9, 2022
CVE Published
via MITRE·06:30 PM
Data Sourced
via MITRE·06:30 PM
Description
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-2021-46408?

CVE-2021-46408 is a vulnerability in Tenda AX12 firmware version 22.03.01.21 that allows attackers to cause a Denial of Service (DoS) through a stack buffer overflow in the function sub_422CE4.

2

How severe is CVE-2021-46408?

CVE-2021-46408 has a severity rating of 7.5 (High).

3

How can attackers exploit CVE-2021-46408?

Attackers can exploit CVE-2021-46408 by sending malicious input to the strcpy parameter, causing a stack buffer overflow and potentially leading to a Denial of Service (DoS) attack.

4

What software version is affected by CVE-2021-46408?

CVE-2021-46408 affects Tenda AX12 firmware version 22.03.01.21.

5

Is Tenda AX12 version 22.03.01.21 vulnerable to CVE-2021-46408?

Yes, Tenda AX12 firmware version 22.03.01.21 is vulnerable to CVE-2021-46408.

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