121 lines
4.1 KiB
Dart
121 lines
4.1 KiB
Dart
import 'dart:io';
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import 'package:angel_diagnostics/angel_diagnostics.dart';
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import 'package:angel_framework/angel_framework.dart';
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import 'package:angel_security/angel_security.dart';
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import 'package:angel_test/angel_test.dart';
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import 'package:angel_validate/server.dart';
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import 'package:matcher/matcher.dart';
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import 'package:test/test.dart';
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final Validator untrustedSchema = new Validator({'html*': isString});
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main() async {
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Angel app;
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TestClient client;
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setUp(() async {
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app = new Angel()
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..chain(validate(untrustedSchema))
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.chain(sanitizeHtmlInput())
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.post('/untrusted', (RequestContext req, ResponseContext res) async {
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String untrusted = req.body['html'];
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res
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..contentType = ContentType.HTML
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..write('''
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<!DOCTYPE html>
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<html>
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<head>
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<title>Potential Security Hole</title>
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</head>
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<body>$untrusted</body>
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</html>''');
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})
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..chain(validate(untrustedSchema)).post('/attribute',
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(RequestContext req, ResponseContext res) async {
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String untrusted = req.body['html'];
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res
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..contentType = ContentType.HTML
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..write('''
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<!DOCTYPE html>
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<html>
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<head>
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<title>Potential Security Hole</title>
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</head>
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<body>
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<img src="$untrusted" />
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</body>
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</html>''');
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});
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await app.configure(logRequests(new File('log.txt')));
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client = await connectTo(app);
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});
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tearDown(() => client.close());
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group('script tag', () {
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test('normal', () async {
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var xss = "<script>alert('XSS')</script>";
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var response = await client.post('/untrusted', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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test('mixed case', () async {
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var xss = "<scRIpT>alert('XSS')</sCRIpt>";
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var response = await client.post('/untrusted', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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test('spaces', () async {
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var xss = "< s c rip t>alert('XSS')</scr ip t>";
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var response = await client.post('/untrusted', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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test('lines', () async {
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var xss = "<scri\npt>\n\nalert('XSS')\t\n</sc\nri\npt>";
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var response = await client.post('/untrusted', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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test('accents', () async {
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var xss = '''<IMG SRC=`javascript:alert("RSnake says, 'XSS'")`>''';
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var response = await client.post('/untrusted', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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});
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test('quotes', () async {
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var xss = '" onclick="<script>alert(\'XSS!\')</script>"';
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var response = await client.post('/attribute', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('<script>'), isFalse);
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});
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test('javascript:evil', () async {
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var xss = 'javascript:alert(\'XSS!\')';
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var response = await client.post('/attribute', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('javascript:'), isFalse);
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});
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test('style attribute', () async {
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var xss = "background-image: url(jaVAscRiPt:alert('XSS'))";
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var response = await client.post('/attribute', body: {'html': xss});
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print(response.body);
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expect(response.body.contains(xss), isFalse);
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expect(response.body.toLowerCase().contains('javascript:'), isFalse);
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});
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}
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