CVE-2020-12126 — CRITICAL (9.8)

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Wavlink	Wn530H4 Firmware	m30h4.v5030.190403
Wavlink	Wn530H4	-

Related Weaknesses (CWE)

CWE-287

References

https://cerne.xyz/bugs/CVE-2020-12126Third Party Advisory
https://www.wavlink.com/en_us/product/WL-WN530H4.htmlProductVendor Advisory
https://cerne.xyz/bugs/CVE-2020-12126Third Party Advisory
https://www.wavlink.com/en_us/product/WL-WN530H4.htmlProductVendor Advisory

FAQ

What is CVE-2020-12126?

CVE-2020-12126 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 ...

How severe is CVE-2020-12126?

CVE-2020-12126 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-12126?

Check the references section above for vendor advisories and patch information. Affected products include: Wavlink Wn530H4 Firmware, Wavlink Wn530H4.