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MS15-004 Microsoft Remote Desktop Services Web Proxy IE Sandbox Escape

This module abuses a process creation policy in Internet Explorer's sandbox; specifically, Microsoft's RemoteApp and Desktop Connections runtime proxy, TSWbPrxy.exe. This vulnerability allows the attacker to escape the Protected Mode and execute code with Medium Integrity. At the moment, this module only bypass Protected Mode on Windows 7 SP1 and prior (32 bits). This module has been tested successfully on Windows 7 SP1 (32 bits) with IE 8 and IE 11.

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Module Name



  • Unknown
  • Henry Li
  • juan vazquez <juan.vazquez [at]>



  • Protected Mode (Windows 7) / 32 bits


  • windows


  • x86
  • x86



Module Options

To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':

msf > use exploit/windows/local/ms15_004_tswbproxy msf exploit(ms15_004_tswbproxy) > show targets ...targets... msf exploit(ms15_004_tswbproxy) > set TARGET <target-id> msf exploit(ms15_004_tswbproxy) > show options and set options... msf exploit(ms15_004_tswbproxy) > exploit

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