CVE-2025-10034 D-Link DIR-825 httpd ping6_response.cg get_ping6_app_stat buffer overflow

High 8.7 Published 6 Sep 2025 Updated 8 Sep 2025

Remote attackers can trigger a buffer overflow in the D-Link DIR-825 router's httpd service via the ping6_ipaddr argument, potentially leading to code execution or denial of service.

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-2025-10034?

CVE-2025-10034 is a high-severity memory corruption vulnerability in D-Link DIR-825, published on 6 Sep 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

A vulnerability was found in D-Link DIR-825 1.08.01. This impacts the function get_ping6_app_stat of the file ping6_response.cg of the component httpd. Performing manipulation of the argument ping6_ipaddr results in buffer overflow. It is possible to initiate the attack remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-120, CWE-119

Which versions are affected by CVE-2025-10034?

It affects 1 product.

Products include Dlink Dir-825 Firmware.

How do I fix CVE-2025-10034?

No fix has been published for CVE-2025-10034 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-2025-10034 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-10034 exists.

Sources

Also known as GHSA-86jv-9769-vqj5.