CVE-2025-7194 D-Link DI-500WF jhttpd ip_position.asp sprintf stack-based overflow

High 8.7 Published Updated

Remote attackers can trigger a stack-based buffer overflow in the jhttpd component via the ip parameter, potentially leading to arbitrary code execution on D-Link DI-500WF routers.

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-2025-7194?

CVE-2025-7194 is a high-severity memory corruption vulnerability in D-Link DI-500WF, published on 8 Jul 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 DI-500WF 17.04.10A1T. It has been declared as critical. Affected by this vulnerability is the function sprintf of the file ip_position.asp of the component jhttpd. The manipulation of the argument ip leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Weakness: CWE-121, CWE-119

Which versions are affected by CVE-2025-7194?

It affects 1 product.

Products include Dlink Di-500wf Firmware.

How do I fix CVE-2025-7194?

No fix has been published for CVE-2025-7194 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-2025-7194 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-7194 exists.

Sources

Also known as GHSA-xm64-2r77-59jq.

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