javascript.angular.security.detect-angular-sce-disabled.detect-angular-sce-disabled

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$sceProvider is set to false. Disabling Strict Contextual escaping (SCE) in an AngularJS application could provide additional attack surface for XSS vulnerabilities.

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Defintion

rules:
  - id: detect-angular-sce-disabled
    message: $sceProvider is set to false. Disabling Strict Contextual escaping
      (SCE) in an AngularJS application could provide additional attack surface
      for XSS vulnerabilities.
    metadata:
      cwe:
        - "CWE-79: Improper Neutralization of Input During Web Page Generation
          ('Cross-site Scripting')"
      references:
        - https://docs.angularjs.org/api/ng/service/$sce
        - https://owasp.org/www-chapter-london/assets/slides/OWASPLondon20170727_AngularJS.pdf
      category: security
      technology:
        - angular
      owasp:
        - A07:2017 - Cross-Site Scripting (XSS)
        - A03:2021 - Injection
      cwe2022-top25: true
      cwe2021-top25: true
      subcategory:
        - vuln
      likelihood: HIGH
      impact: MEDIUM
      confidence: HIGH
      license: Commons Clause License Condition v1.0[LGPL-2.1-only]
      vulnerability_class:
        - Cross-Site-Scripting (XSS)
    languages:
      - javascript
      - typescript
    severity: ERROR
    pattern: |
      $sceProvider.enabled(false);

Examples

detect-angular-sce-disabled.js

var app = angular.module('MyApp', []).config(function ($sceProvider) {
    // ruleid: detect-angular-sce-disabled
    $sceProvider.enabled(false);
});
 app.controller('myCtrl', function($scope) {

 $scope.userInput = 'foo';
     $scope.sayHello = function() {
      $scope.html = "Hello <b>" + $scope.userInput + "</b>!"

    };

 });


  var app = angular.module('MyApp2', []).config(function ($sceProvider) {
    $sceProvider.enabled(true);
});