def list_device_vulns(dev_id)
      parameters = { 'devid' => dev_id,
                     'table-id' => 'vulnerability-listing' }
      json = DataTable._get_json_table(self,
                                       '/data/vulnerability/asset-vulnerabilities',
                                       parameters)
      json.map { |vuln| VulnFinding.new(vuln) }
    end
def list_device_vulns(dev_id)
      parameters = { 'devid' => dev_id,
                     'table-id' => 'vulnerability-listing' }
      json = DataTable._get_json_table(self,
                                       '/data/vulnerability/asset-vulnerabilities',
                                       parameters)
      json.map { |vuln| VulnFinding.new(vuln) }
    end
List the vulnerability findings for a given device ID.

 @param [Fixnum] dev_id Unique identifier of a device (asset).
 @return [Array[VulnFinding]] List of vulnerability findings.