CVE-2025-2618 D-Link DAP-1620 Path api set_ws_action heap-based overflow

Critical 9.3 Published Updated

Remote attackers can trigger a heap-based buffer overflow in the D-Link DAP-1620 via the set_ws_action API, potentially executing arbitrary code on this unsupported device.

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-2025-2618?

CVE-2025-2618 is a critical memory corruption vulnerability in D-Link DAP-1620, published on 22 Mar 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability, which was classified as critical, has been found in D-Link DAP-1620 1.03. Affected by this issue is the function set_ws_action of the file /dws/api/ of the component Path Handler. The manipulation leads to heap-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-122, CWE-787, CWE-119

Which versions are affected by CVE-2025-2618?

It affects 1 product.

Products include Dlink Dap-1620 Firmware.

How do I fix CVE-2025-2618?

No fix has been published for CVE-2025-2618 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-2025-2618 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-2618 exists.

Sources

Also known as GHSA-6rw4-c297-m856.

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