CVE-2025-5908 TOTOLINK EX1200T HTTP POST Request formIpQoS buffer overflow

High 8.7 Published 10 Jun 2025 Updated 10 Jun 2025

A remote attacker can trigger a buffer overflow in the HTTP POST handler of the TOTOLINK EX1200T, potentially leading to arbitrary code execution.

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-2025-5908?

CVE-2025-5908 is a high-severity memory corruption vulnerability in TOTOLINK EX1200T, published on 10 Jun 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability, which was classified as critical, has been found in TOTOLINK EX1200T up to 4.1.2cu.5232_B20210713. This issue affects some unknown processing of the file /boafrm/formIpQoS of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2025-5908?

It affects 1 product.

Products include Totolink Ex1200t Firmware.

How do I fix CVE-2025-5908?

No fix has been published for CVE-2025-5908 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-2025-5908 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-5908 exists.

Sources

Also known as GHSA-j52j-ph84-2j62.