CVE-2025-4749 D-Link DI-7003GV2 Factory Reset backup.asp sub_4983B0 denial of service

High 8.7 Published 16 May 2025 Updated 16 May 2025

Remote attackers can cause a denial of service in D-Link DI-7003GV2 routers via the factory reset handler.

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-2025-4749?

CVE-2025-4749 is a high-severity denial of service vulnerability in D-Link DI-7003GV2, published on 16 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability classified as critical was found in D-Link DI-7003GV2 24.04.18D1 R(68125). This vulnerability affects the function sub_4983B0 of the file /H5/backup.asp?opt=reset of the component Factory Reset Handler. The manipulation leads to denial of service. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-404

Which versions are affected by CVE-2025-4749?

It affects 1 product.

Products include Dlink Di-7003g Firmware.

How do I fix CVE-2025-4749?

No fix has been published for CVE-2025-4749 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2025-4749 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-4749 exists.

Sources

Also known as GHSA-2vqj-q898-2278.