CVE-2021-44032

high

Description

TP-Link Omada SDN Software Controller before 5.0.15 does not check if the authentication method specified in a connection request is allowed. An attacker can bypass the captive portal authentication process by using the downgraded "no authentication" method, and access the protected network. For example, the attacker can simply set window.authType=0 in client-side JavaScript.

References

https://www.tp-link.com/us/security

https://www.tp-link.com/us/omada-sdn/

https://github.com/Orange-Cyberdefense/CVE-repository/blob/master/PoCs/POC_CVE-2021-44032_Kevin.md

Details

Source: Mitre, NVD

Published: 2022-03-10

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

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

Severity: High

EPSS

EPSS: 0.00395