Merge pull request #3 from EffectRenan/master

Fix for Denial of Service vulnerability

lib/internet.js

@@ -38,7 +38,6 @@ function inetChecksite(url, callback) {
       const s = util.sanitizeShellString(url);
       for (let i = 0; i <= 2000; i++) {
         if (!(s[i] === undefined ||
-          s[i] === ' ' ||
           s[i] === '{' ||
           s[i] === '}')) {
           s[i].__proto__.toLowerCase = util.stringToLower;

lib/util.js

@@ -527,6 +527,7 @@ function sanitizeShellString(str) {
       s[i] === '\n' ||
       s[i] === '\'' ||
       s[i] === '`' ||
+      s[i] === ' ' ||
       s[i] === '"')) {
       result = result + s[i];
     }