CVE-2020-12126: Critical severity wavlink wl-wn530h4 firmware vulnerability

Published Oct 2, 2020
·
Updated

Multiple authentication bypass vulnerabilities in the /cgi-bin/ endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 allow an attacker to leak router settings, change configuration variables, and cause denial of service via an unauthenticated endpoint.

Affected Software

2 affected components
Wavlink Wn530h4 Firmware=m30h4.v5030.190403
Wavlink WN530H4

Event History

Oct 2, 2020
CVE Published
via MITRE·08:12 AM
Data Sourced
via MITRE·08:12 AM
Description
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Frequently Asked Questions

1

What is CVE-2020-12126?

CVE-2020-12126 is a vulnerability in the /cgi-bin/ endpoint of the WAVLINK WN530H4 M30H4.V5030.190403 that allows an attacker to bypass authentication and gain unauthorized access.

2

How severe is CVE-2020-12126?

CVE-2020-12126 has a severity rating of 9.8 out of 10, making it a critical vulnerability.

3

What is the affected software/version for CVE-2020-12126?

The affected software/version for CVE-2020-12126 is the Wavlink WN530H4 M30H4.V5030.190403.

4

How can an attacker exploit CVE-2020-12126?

An attacker can exploit CVE-2020-12126 by bypassing authentication in the /cgi-bin/ endpoint and gain unauthorized access to leak router settings, change configuration variables, and cause denial of service.

5

Are all Wavlink WN530H4 routers affected by CVE-2020-12126?

No, only the Wavlink WN530H4 M30H4.V5030.190403 firmware version is affected by CVE-2020-12126.

Contact

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