title: Parameter Tampering in checkmarx
body: <p>scan my code in checkmarx and it throws me this vulnerability, I already searched but I can't find the solution, could you help me? thank you very much here my code.</p>
  <p>The vulnerability is marked in the line @RequestParam int region in region</p>
  <pre><code>@RequestMapping(value = &quot;/ReporteNormal&quot;, method = RequestMethod.POST)
  @ResponseBody
  public void obtenerReportes(HttpServletRequest request, HttpServletResponse response,
          @RequestParam int region,
          @RequestParam String fechaInicio,
          @RequestParam String fechaFin) {
      long startTime = System.nanoTime();
      reporteService.obtenerReporte(request, response, region, fechaInicio, fechaFin, startTime);
  }
  </code></pre>