mcp-windbg

Overview

This MCP server integrates with CDB to enable AI models to analyze Windows crash dumps and connect to remote debugging sessions. It allows executing debugger commands through natural language queries, making complex debugging tasks more accessible. The server supports multiple transport protocols including stdio and HTTP, and provides tools for both crash dump analysis and live debugging scenarios.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• list_windbg_dumps

  List crash dump files

  Try:List all crash dumps in the C:\dumps directoryTry:Show me available dump files for analysis
• open_windbg_dump

  Analyze crash dumps

  Try:Analyze the crash dump at C:\dumps\app.dmpTry:Open and examine the memory dump file crash.dmp
• close_windbg_dump

  Cleanup dump sessions

  Try:Close the current dump analysis sessionTry:Cleanup resources from the opened crash dump
• open_windbg_remote

  Connect to remote debugging

  Try:Connect to tcp:Port=5005,Server=192.168.0.100Try:Establish a remote debugging session to the target machine
• close_windbg_remote

  Cleanup remote sessions

  Try:Close the current remote debugging sessionTry:Terminate the connection to the remote target
• run_windbg_cmd

  Execute WinDbg commands

  Try:Run !peb and check for suspicious environment variablesTry:Execute !heap -p -a 0xABCD1234 to check for buffer overflow
• send_ctrl_break

  Break into a running target

  Try:Send CTRL+BREAK to interrupt executionTry:Break into the live debugging session to examine current state

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Installation

pip install mcp-windbg

{
  "mcpServers": {
    "mcp_windbg": {
      "command": "python",
      "args": ["-m", "mcp_windbg"],
      "env": {
        "_NT_SYMBOL_PATH": "SRV*C:\\Symbols*https://msdl.microsoft.com/download/symbols"
      }
    }
  }
}

FAQ

What debugging tools are required?

You need Windows Debugging Tools for Windows or WinDbg from Microsoft Store, and Python 3.10 or higher.

Can I use this with any MCP client?

Yes, it's compatible with any MCP-enabled client including GitHub Copilot, Claude Desktop, Cline, Cursor, and Windsurf.

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