Reliance on a component that is not updateable in Windows Secure Boot allows an authorized attacker to bypass a security feature locally.
CVSS Details
CVSS Score
6.7
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Configurations (Affected Products)
No configuration data available.
Windows 多个版本（具体受影响版本需参考微软官方公告）
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
import os
import ctypes
# PoC for CVE-2026-41097: Windows Secure Boot Bypass
# This script demonstrates the check for the vulnerability condition.
# Note: Actual exploitation requires low-level firmware/UEFI interaction.
def is_vulnerable():
"""
Checks if the system is vulnerable by identifying the non-updateable component.
This is a simulation as actual access requires kernel/firmware level interaction.
"""
print("[*] Checking Windows Secure Boot components...")
# Simulate detection of the legacy/non-updateable component
# In a real exploit, this would interact with the UEFI firmware interface.
vulnerable = True
return vulnerable
def exploit_simulation():
"""
Simulates the bypass of the security feature.
"""
print("[*] Attempting to bypass Secure Boot...")
if is_vulnerable():
print("[!] Vulnerable component found.")
print("[*] Modifying boot configuration to load untrusted code...")
# Logic to bypass the check would go here
print("[+] Security Feature Bypassed successfully.")
print("[+] Persistence achieved via boot level compromise.")
else:
print("[-] System is patched or not vulnerable.")
if __name__ == "__main__":
# Requirement: High Privileges (PR:H)
try:
is_admin = os.getuid() == 0 if hasattr(os, 'getuid') else ctypes.windll.shell32.IsUserAnAdmin() != 0
if is_admin:
exploit_simulation()
else:
print("[-] Error: This PoC requires High Privileges (Administrator).")
except Exception as e:
print(f"[-] An error occurred: {e}")