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test/parallel/test-http-transfer-encoding-smuggling.js

@@ -0,0 +1,86 @@
+'use strict';
+
+const common = require('../common');
+const assert = require('assert');
+
+const http = require('http');
+const net = require('net');
+
+{
+  const msg = [
+    'POST / HTTP/1.1',
+    'Host: 127.0.0.1',
+    'Transfer-Encoding: chunked',
+    'Transfer-Encoding: chunked-false',
+    'Connection: upgrade',
+    '',
+    '1',
+    'A',
+    '0',
+    '',
+    'GET /flag HTTP/1.1',
+    'Host: 127.0.0.1',
+    '',
+    '',
+  ].join('\r\n');
+
+  const server = http.createServer(common.mustNotCall((req, res) => {
+    res.end();
+  }, 1));
+
+  server.listen(0, common.mustSucceed(() => {
+    const client = net.connect(server.address().port, 'localhost');
+
+    let response = '';
+
+    // Verify that the server listener is never called
+
+    client.on('data', common.mustCall((chunk) => {
+      response += chunk;
+    }));
+
+    client.setEncoding('utf8');
+    client.on('error', common.mustNotCall());
+    client.on('end', common.mustCall(() => {
+      assert.strictEqual(
+        response,
+        'HTTP/1.1 400 Bad Request\r\nConnection: close\r\n\r\n'
+      );
+      server.close();
+    }));
+    client.write(msg);
+    client.resume();
+  }));
+}
+
+{
+  const msg = [
+    'POST / HTTP/1.1',
+    'Host: 127.0.0.1',
+    'Transfer-Encoding: chunked',
+    ' , chunked-false',
+    'Connection: upgrade',
+    '',
+    '1',
+    'A',
+    '0',
+    '',
+    'GET /flag HTTP/1.1',
+    'Host: 127.0.0.1',
+    '',
+    '',
+  ].join('\r\n');
+
+  const server = http.createServer(common.mustNotCall());
+
+  server.listen(0, common.mustSucceed(() => {
+    const client = net.connect(server.address().port, 'localhost');
+
+    client.on('end', common.mustCall(function() {
+      server.close();
+    }));
+
+    client.write(msg);
+    client.resume();
+  }));
+}