CVE-2025-5408: WAVLINK WL-WN576K1 HTTP POST Request login.cgi sys_login buffer overflow

Published Jun 1, 2025
·
Updated

A vulnerability was found in WAVLINK QUANTUM D2G, QUANTUM D3G, WL-WN530G3A, WL-WN530HG3, WL-WN532A3 and WL-WN576K1 up to V1410240222 and classified as critical. Affected by this issue is the function syslogin of the file /cgi-bin/login.cgi of the component HTTP POST Request Handler. The manipulation of the argument loginpage leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

6 affected components
Wavlink QUANTUM D2G<=V1410_240222
Wavlink QUANTUM D3G<=V1410_240222
Wavlink WL-WN530G3A<=V1410_240222
Wavlink WL-WN530HG3<=V1410_240222
Wavlink WL-WN532A3<=V1410_240222
Wavlink WL-WN576K1<=V1410_240222

Event History

Jun 1, 2025
CVE Published
via MITRE·09:31 PM
Data Sourced
via MITRE·09:31 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-5408?

CVE-2025-5408 is classified as a critical vulnerability.

2

How do I fix CVE-2025-5408?

To fix CVE-2025-5408, update your WAVLINK device firmware to versions higher than V1410_240222.

3

Which products are affected by CVE-2025-5408?

CVE-2025-5408 affects WAVLINK QUANTUM D2G, QUANTUM D3G, WL-WN530G3A, WL-WN530HG3, WL-WN532A3, and WL-WN576K1 with versions up to V1410_240222.

4

What component is vulnerable in CVE-2025-5408?

The vulnerable component in CVE-2025-5408 is the sys_login function in the /cgi-bin/login.cgi file.

5

What type of attack can be executed using CVE-2025-5408?

CVE-2025-5408 can potentially lead to unauthorized access through HTTP POST requests.

Contact

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