CVE-2025-50611 Memory corruption in n/a

High 7.5 Published 13 Aug 2025 Updated 14 Aug 2025

Attackers can cause a denial of service on Netis WF2880 routers by triggering a buffer overflow in the cgitest.cgi file via specific parameters.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-50611?

CVE-2025-50611 is a high-severity memory corruption vulnerability in n/a, published on 13 Aug 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow vulnerability has been discovered in Netis WF2880 v2.1.40207 in the FUN_00473154 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the value of wl_sec_set_5g and wl_sec_rp_set_5g in the payload, which can cause the program to crash and potentially lead to a Denial of Service (DoS) attack.

Weakness: CWE-120

Which versions are affected by CVE-2025-50611?

It affects 1 product.

Products include Netis-Systems Wf2880 Firmware.

How do I fix CVE-2025-50611?

No fix has been published for CVE-2025-50611 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-2025-50611 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-50611 exists.

Sources

Also known as GHSA-vf6c-g6rg-9j23.