D-Link DI-8003 16.07.26A1 Parameter /xwgl_ref.asp name/en/user_id/shibie_name/time/act/log/rpri buffer overflow

Summaryinfo

A vulnerability was found in D-Link DI-8003 16.07.26A1. It has been classified as critical. This affects an unknown part of the file /xwgl_ref.asp of the component Parameter Handler. This manipulation of the argument name/en/user_id/shibie_name/time/act/log/rpri causes buffer overflow. This vulnerability is tracked as CVE-2025-50671. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in D-Link DI-8003 16.07.26A1. Affected by this vulnerability is an unknown code block of the file /xwgl_ref.asp of the component Parameter Handler. The manipulation of the argument name/en/user_id/shibie_name/time/act/log/rpri with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper handling of parameters in the /xwgl_ref.asp endpoint. An attacker can exploit this vulnerability by sending a crafted HTTP GET request with excessively long strings in parameters name, en, user_id, shibie_name, time, act, log, and rpri.

It is possible to read the advisory at dlink.com. This vulnerability is known as CVE-2025-50671 since 06/16/2025. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/08/2026).

By approaching the search of inurl:xwgl_ref.asp it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

• D-Link

Name

• DI-8003

Version

• 16.07.26A1

License

• commercial

Website

• Vendor: https://www.dlink.com/

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