CVE-2026-5608: Belkin Router Buffer Overflow - HIGH
Platform
linux
Component
belkin
CVE-2026-5608 represents a critical vulnerability discovered in the Belkin F9K1122 router, specifically within the formWlanSetup function. This flaw allows for a remote stack-based buffer overflow through manipulation of the webpage argument, potentially enabling unauthorized access and control. The vulnerability affects version 1.00.33 of the router firmware and is considered exploitable due to public availability of the exploit. Currently, no official patch has been released by Belkin.
How to fix
Actualizar el firmware del dispositivo Belkin F9K1122 a una versión corregida por el fabricante. Dado que el proveedor no ha respondido, se recomienda contactar al soporte técnico de Belkin o buscar actualizaciones en su sitio web oficial. Como el exploit es público, se recomienda tomar medidas inmediatas para mitigar el riesgo.
Frequently asked questions
What is CVE-2026-5608?
CVE-2026-5608 is a HIGH severity remote buffer overflow vulnerability affecting the Belkin F9K1122 router (version 1.00.33). It allows attackers to potentially gain control of the router by manipulating the webpage argument in the formWlanSetup function.
Am I affected by CVE-2026-5608?
You are affected if you are using a Belkin F9K1122 router running firmware version 1.00.33. Given the public exploit, it's crucial to assess your router's security posture immediately.
How can I fix or mitigate CVE-2026-5608?
Unfortunately, no official patch is currently available from Belkin. As a mitigation, consider isolating the router from the internet or implementing strict firewall rules to limit external access until a fix is released.
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