What is CVE-2020-12126?

CVE-2020-12126 is a critical-severity vulnerability in Wavlink Wn530h4, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-10-02.

How severe is CVE-2020-12126?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Wavlink Wn530h4

CVE-2020-12126

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 unauthenticate…

Vulnerability class: Broken Authentication

EPSS: 0.013 (66.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Wavlink Wn530h4
Wavlink Wn530h4_firmware — versions m30h4.v5030.190403
N/a — versions n/a

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-12126?: CVE-2020-12126 is a critical-severity vulnerability in Wavlink Wn530h4, classified under Improper Authentication. CVSS score: 9.8/10. Published 2020-10-02.
How severe is CVE-2020-12126?: Critical severity. CVSS v3 base score is 9.8 out of 10.