CVE-2025-11295 Belkin F9K1015 formPPPoESetup buffer overflow
Remote attackers can trigger a buffer overflow in the PPPoE setup interface of Belkin F9K1015 routers, potentially leading to code execution or service disruption.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-11295?
CVE-2025-11295 is a high-severity memory corruption vulnerability in Belkin F9K1015, published on 5 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A flaw has been found in Belkin F9K1015 1.00.10. This affects an unknown part of the file /goform/formPPPoESetup. This manipulation of the argument pppUserName causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2025-11295?
It affects 1 product.
Products include Belkin F9k1015 Firmware.
How do I fix CVE-2025-11295?
No fix has been published for CVE-2025-11295 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2025-11295 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-11295 exists.
Other vulnerabilities in Belkin F9K1015
- CVE-2026-5610 Belkin F9K1015 formWISP5G stack-based overflow
- CVE-2026-5611 Belkin F9K1015 formCrossBandSwitch stack-based overflow
- CVE-2026-5612 Belkin F9K1015 formWlEncrypt stack-based overflow
- CVE-2026-5613 Belkin F9K1015 formReboot stack-based overflow
- CVE-2026-5614 Belkin F9K1015 formSetPassword stack-based overflow
Sources
Also known as GHSA-f32f-gp3p-9gcc.