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[Kacper <1502650@xxxxxxxxxxxxxxxxxx>]

I attach PoC for plugins without file:// handler. Link is direclty
executing:

void WinUtil::openLink(const tstring& url) {
	::ShellExecute(NULL, NULL, url.c_str(), NULL, NULL, SW_SHOWNORMAL);
}


** Attachment added: "exploit_without_file_scheme.dcext"
   https://bugs.launchpad.net/dcplusplus/+bug/1502650/+attachment/4485011/+files/exploit_without_file_scheme.dcext

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https://bugs.launchpad.net/bugs/1502650

Title:
  DC++ 0.851 - Arbitrary code execution

Status in DC++:
  In Progress

Bug description:
  Details and PoC:
  http://kacperrybczynski.com/research/dcpp_851_arbitrary_code_execution/

  By supplying an UNC path in the *.dcext plugin file or main/pm hub
  chat, a remote file will be automatically downloaded, which can result
  in arbitrary code execution.

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