def vuln_details(vuln_id)
      xml = make_xml('VulnerabilityDetailsRequest', { 'vuln-id' => vuln_id })
      response = execute(xml, '1.2')
      if response.success
        response.res.elements.each('VulnerabilityDetailsResponse/Vulnerability') do |vuln|
          return XML::VulnerabilityDetail.parse(vuln)
        end
      end
    end
def vuln_details(vuln_id)
      xml = make_xml('VulnerabilityDetailsRequest', { 'vuln-id' => vuln_id })
      response = execute(xml, '1.2')
      if response.success
        response.res.elements.each('VulnerabilityDetailsResponse/Vulnerability') do |vuln|
          return XML::VulnerabilityDetail.parse(vuln)
        end
      end
    end
Retrieve details for a vulnerability.

 @param [String] vuln_id Nexpose vulnerability ID, such as 'windows-duqu-cve-2011-3402'.
 @return [VulnerabilityDetail] Details of the requested vulnerability.