CVE-2021-44032

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.

CVSS v3.1 NVD

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

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:P/A:N

EPSS

1.79% chance of exploitation in the next 30 days, 78th percentile

Published

2022-03-07

Updated

2024-08-04

Proof-of-concept exploits (1)

• Orange-Cyberdefense/CVE-repository/blob/master/PoCs/POC_CVE-2021-44032_Kevin.md91★ · 2025-06-19

Security advisories

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

References

• CVE Record
• NVD entry

Related

• CVE-2023-23563
• CVE-2023-23564
• CVE-2023-23565