CVE-2025-10953 UTT 1200GW/1250GW formApMail buffer overflow

High 8.7 Published 25 Sep 2025 Updated 25 Sep 2025

Remote attackers can trigger a buffer overflow in UTT wireless gateways via the senderEmail parameter, 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-2025-10953?

CVE-2025-10953 is a high-severity memory corruption vulnerability in UTT 1200GW, published on 25 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A security vulnerability has been detected in UTT 1200GW and 1250GW up to 3.0.0-170831/3.2.2-200710. This vulnerability affects unknown code of the file /goform/formApMail. The manipulation of the argument senderEmail leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. 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-2025-10953?

It affects 2 products.

Products include Utt 1200gw Firmware, Utt 1250gw Firmware.

How do I fix CVE-2025-10953?

No fix has been published for CVE-2025-10953 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-2025-10953 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10953 exists.

Sources

Also known as GHSA-v27g-242w-v6v4.