CVE-2025-13553 D-Link DWR-M920 formPinManageSetup sub_41C7FC buffer overflow
Remote attackers can trigger a buffer overflow in the D-Link DWR-M920 router via the formPinManageSetup interface, potentially leading to 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-2025-13553?
CVE-2025-13553 is a high-severity memory corruption vulnerability in D-Link DWR-M920, published on 23 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A weakness has been identified in D-Link DWR-M920 1.1.50. This affects the function sub_41C7FC of the file /boafrm/formPinManageSetup. This manipulation of the argument submit-url causes buffer overflow. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be exploited.
Which versions are affected by CVE-2025-13553?
It affects 1 product.
Products include Dlink Dwr-M920 Firmware.
How do I fix CVE-2025-13553?
No fix has been published for CVE-2025-13553 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-2025-13553 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-13553 exists.
Other vulnerabilities in D-Link DWR-M920
- CVE-2025-15189 D-Link DWR-M920 formDefRoute sub_464794 buffer overflow
- CVE-2025-15190 D-Link DWR-M920 formFilter sub_42261C stack-based overflow
- CVE-2025-15193 D-Link DWR-M920 formParentControl sub_423848 buffer overflow
- CVE-2026-10878 D-Link DWR-M920 formSmsManage sub_41C8E8 command injection
- CVE-2026-11339 D-Link DWR-M920 formUSSDSetup sub_41CF20 command injection
Sources
Also known as GHSA-wj26-983j-mj44.