CVE-2025-10757 UTT 1200GW formConfigDnsFilterGlobal buffer overflow

High 8.7 Published 20 Sep 2025 Updated 22 Sep 2025

Remote attackers can trigger a buffer overflow in the DNS filter configuration, potentially leading to code execution or service disruption on UTT 1200GW devices.

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-2025-10757?

CVE-2025-10757 is a high-severity memory corruption vulnerability in UTT 1200GW, published on 20 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A weakness has been identified in UTT 1200GW up to 3.0.0-170831. The affected element is an unknown function of the file /goform/formConfigDnsFilterGlobal. This manipulation of the argument GroupName causes buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2025-10757?

It affects 1 product.

Products include Utt 1200gw Firmware.

How do I fix CVE-2025-10757?

No fix has been published for CVE-2025-10757 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-2025-10757 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10757 exists.

Sources

Also known as GHSA-45w8-f38h-r557.