CVE-2025-1898 Tenda TX3 openSchedWifi buffer overflow

High 7.1 Published 4 Mar 2025 Updated 4 Mar 2025

Remote attackers can trigger a buffer overflow in the Tenda TX3 router's scheduling interface, 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-2025-1898?

CVE-2025-1898 is a high-severity memory corruption vulnerability in Tenda TX3, published on 4 Mar 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, was found in Tenda TX3 16.03.13.11_multi. Affected is an unknown function of the file /goform/openSchedWifi. The manipulation of the argument schedStartTime/schedEndTime leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2025-1898?

It affects 1 product.

Products include Tenda Tx3 Firmware.

How do I fix CVE-2025-1898?

No fix has been published for CVE-2025-1898 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-2025-1898 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-1898 exists.

Sources

Also known as GHSA-wx34-fqmw-5gg3.