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Fix Unsafe inline scripts by adding nonce as CSP #3832

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Fix Unsafe inline scripts by adding nonce as CSP #3832

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4475869
fixes unsafe fixes
Aug 27, 2024
d455081
Remove decorator
Aug 27, 2024
b7fa188
remove changes in decorator
Aug 28, 2024
40ae31c
fixes to unsafe inlines
Sep 16, 2024
c436ac2
remove unsafe-inline from scripts
Sep 16, 2024
eb867d2
Review changes
Sep 30, 2024
fd90394
fixes to unsafe-fixes
Sep 30, 2024
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2 changes: 1 addition & 1 deletion contributing-frontend.md
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Expand Up @@ -19,7 +19,7 @@ A react root element (or the first container element within it) must include the
If your react component isn't dependent on any Knockout observables or Vue components you can integrate it by adding a small script and a component reference directly in the HTML code. The following example integrates MyComponent as a react root in an HTML/mako file.

```HTML
<script type="text/javascript">
<script type="text/javascript" nonce="${ request.csp_nonce }">
(function () {
window.createReactComponents('#some-container');
})();
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15 changes: 15 additions & 0 deletions desktop/core/src/desktop/middleware.py
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Expand Up @@ -18,6 +18,7 @@
from __future__ import absolute_import

from builtins import object
import base64
import inspect
import json
import logging
Expand Down Expand Up @@ -972,6 +973,20 @@ def __call__(self, request):
return self.get_response(request)


class CSPMiddleware:
def __init__(self, get_response):
self.get_response = get_response

def __call__(self, request):
nonce = base64.b64encode(os.urandom(16)).decode('utf-8')
request.csp_nonce = nonce # Make nonce available in the request
response = self.get_response(request)
csp_policy = "script-src 'nonce-{}' 'strict-dynamic' 'unsafe-eval';".format(nonce)

response['Content-Security-Policy'] = csp_policy
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This one is configurable in the .ini, secure_content_security_policy, I believe you need to merge it somehow here instead. You could potentially just string replace 'nonce' with 'nonce-{}'...

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And add 'strict-dynamic' to the default of the config value.

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Note that there's already a def ContentSecurityPolicyMiddleware in the same file..

return response


class CacheControlMiddleware(MiddlewareMixin):
def __init__(self, get_response):
self.get_response = get_response
Expand Down
1 change: 1 addition & 0 deletions desktop/core/src/desktop/settings.py
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Expand Up @@ -167,6 +167,7 @@
# 'axes.middleware.FailedLoginMiddleware',
'desktop.middleware.MimeTypeJSFileFixStreamingMiddleware',
'crequest.middleware.CrequestMiddleware',
'desktop.middleware.CSPMiddleware',
]

# if os.environ.get(ENV_DESKTOP_DEBUG):
Expand Down
2 changes: 1 addition & 1 deletion desktop/core/src/desktop/templates/common_footer.mako
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Expand Up @@ -34,7 +34,7 @@ ${ smart_unicode(login_modal(request).content) | n,unicode }

<iframe id="zoomDetectFrame" style="width: 250px; display: none" ></iframe>

${ commonHeaderFooterComponents.footer(messages) }
${ commonHeaderFooterComponents.footer(messages, csp_nonce) }

</body>
</html>
32 changes: 17 additions & 15 deletions desktop/core/src/desktop/templates/common_header.mako
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Expand Up @@ -142,24 +142,26 @@ if USE_NEW_EDITOR.get():
<%
global_constants_url = '/desktop/globalJsConstants.js?v=' + hue_version()
%>
<script src="${global_constants_url}"></script>
<script nonce="${ request.csp_nonce }" src="${global_constants_url}"></script>
% endif

% if not conf.DEV.get():
<script src="${ static('desktop/js/hue.errorcatcher.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/js/hue.errorcatcher.js') }"></script>
% endif

% for bundle in get_hue_bundles('login' if section == 'login' else 'hue', 'LOGIN' if section == 'login' else 'DEFAULT'):
${ render_bundle(bundle, config='LOGIN' if section == 'login' else 'DEFAULT') | n,unicode }
## Instead of trying to assign to a variable, directly operate within expressions.
${render_bundle(bundle, config='LOGIN' if section == 'login' else 'DEFAULT').replace('<script ', '<script nonce="' + request.csp_nonce + '" ') | n}
% endfor

<script src="${ static('desktop/js/bootstrap-tooltip.js') }"></script>
<script src="${ static('desktop/js/bootstrap-typeahead-touchscreen.js') }"></script>
<script src="${ static('desktop/ext/js/bootstrap-better-typeahead.min.js') }"></script>
<script src="${ static('desktop/js/popover-extra-placements.js') }"></script>
<script src="${ static('desktop/ext/js/moment-with-locales.min.js') }"></script>
<script src="${ static('desktop/ext/js/moment-timezone-with-data.min.js') }" type="text/javascript" charset="utf-8"></script>
<script src="${ static('desktop/ext/js/tzdetect.js') }" type="text/javascript" charset="utf-8"></script>

<script nonce="${ request.csp_nonce }" src="${ static('desktop/js/bootstrap-tooltip.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/js/bootstrap-typeahead-touchscreen.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/ext/js/bootstrap-better-typeahead.min.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/js/popover-extra-placements.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/ext/js/moment-with-locales.min.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/ext/js/moment-timezone-with-data.min.js') }" type="text/javascript" charset="utf-8"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/ext/js/tzdetect.js') }" type="text/javascript" charset="utf-8"></script>

% if user.is_authenticated:
${ hueAceAutocompleter.hueAceAutocompleter() }
Expand All @@ -168,9 +170,9 @@ if USE_NEW_EDITOR.get():
${ commonHeaderFooterComponents.header_pollers(user, is_s3_enabled, apps) }

% if user.is_authenticated:
<script src="${ static('desktop/ext/js/localforage.min.js') }"></script>
<script nonce="${ request.csp_nonce }" src="${ static('desktop/ext/js/localforage.min.js') }"></script>

<script type="text/javascript">
<script nonce="${ request.csp_nonce }" type="text/javascript">
$(document).ready(function () {
localforage.config({
version: 1.0,
Expand Down Expand Up @@ -200,7 +202,7 @@ ${ hueIcons.symbols() }


% if hasattr(request, 'environ') and request.environ.get("PATH_INFO").find("/hue/") < 0:
<script>
<script nonce="${ request.csp_nonce }">
window.location.replace(window.HUE_BASE_URL || "/");
</script>
% endif
Expand Down Expand Up @@ -556,8 +558,8 @@ ${ hueIcons.symbols() }
</ul>

<!-- UserVoice JavaScript SDK -->
<script>(function(){var uv=document.createElement('script');uv.type='text/javascript';uv.async=true;uv.src='//widget.uservoice.com/8YpsDfIl1Y2sNdONoLXhrg.js';var s=document.getElementsByTagName('script')[0];s.parentNode.insertBefore(uv,s)})()</script>
<script>
<script nonce="${ request.csp_nonce }" >(function(){var uv=document.createElement('script');uv.type='text/javascript';uv.async=true;uv.src='//widget.uservoice.com/8YpsDfIl1Y2sNdONoLXhrg.js';var s=document.getElementsByTagName('script')[0];s.parentNode.insertBefore(uv,s)})()</script>
<script nonce="${ request.csp_nonce }">
UserVoice = window.UserVoice || [];
function showClassicWidget() {
UserVoice.push(['showLightbox', 'classic_widget', {
Expand Down
6 changes: 3 additions & 3 deletions desktop/core/src/desktop/templates/common_header_footer_components.mako
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Expand Up @@ -33,7 +33,7 @@ else:
%>

<%def name="header_pollers(user, is_s3_enabled, apps)">
<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
Dropzone.autoDiscover = false;
moment.locale(window.navigator.userLanguage || window.navigator.language);
localeFormat = function (time) {
Expand Down Expand Up @@ -230,7 +230,7 @@ else:

</%def>

<%def name="footer(messages)">
<%def name="footer(messages, csp_nonce)">

<div id="progressStatus" class="uploadstatus well hide">
<h4>${ _('Upload progress') }</h4>
Expand Down Expand Up @@ -267,7 +267,7 @@ else:

<div class="clipboard-content"></div>

<script type="text/javascript">
<script nonce="${request.csp_nonce if request else csp_nonce}" type="text/javascript">
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why the 2 different options?


$(document).ready(function () {

Expand Down
6 changes: 3 additions & 3 deletions desktop/core/src/desktop/templates/common_notebook_ko_components.mako
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Expand Up @@ -74,7 +74,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script type="text/javascript" nonce="${request.csp_nonce}">
(function () {
var WHEEL_RADIUS = 75;
var PLUS_ICON_RADIUS = 27.859; // FA-5X
Expand Down Expand Up @@ -353,7 +353,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script type="text/javascript" nonce="${request.csp_nonce}">
(function () {

function DownloadResultsViewModel (params, element) {
Expand Down Expand Up @@ -778,7 +778,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script type="text/javascript" nonce="${request.csp_nonce}">
(function () {

function AceKeyboardShortcutsViewModel () {
Expand Down
18 changes: 9 additions & 9 deletions desktop/core/src/desktop/templates/config_ko_components.mako
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Expand Up @@ -124,7 +124,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {
function MultiGroupAlternative(alt, params, initiallyChecked) {
var self = this;
Expand Down Expand Up @@ -215,7 +215,7 @@ else:
})();
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {

function PropertySelectorViewModel(params) {
Expand Down Expand Up @@ -297,7 +297,7 @@ else:
})();
</script>

<script type="text/html" id="property">
<script nonce="${request.csp_nonce}" type="text/html" id="property">
<div class="config-property" data-bind="visibleOnHover: { selector: '.hover-actions' }">
<label class="config-label" data-bind="click: function(data, event){ $(event.target).siblings('.config-controls').find('.config-property-add-value a').click(); }">
<!-- ko text: label --><!-- /ko --><!-- ko if: typeof helpText !== 'undefined' --><div class="property-help" data-bind="tooltip: { title: helpText(), placement: 'bottom' }"><i class="fa fa-question-circle-o"></i></div><!-- /ko -->
Expand Down Expand Up @@ -365,7 +365,7 @@ else:
<input type="text" class="input-small" data-bind="numericTextInput: { value: value, precision: 0, allowEmpty: true }" /> <select class="input-mini" data-bind="options: units, value: selectedUnit"></select>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {
var JVM_MEM_PATTERN = /([0-9]+)([MG])$/;
var UNITS = {'MB': 'M', 'GB': 'G'};
Expand Down Expand Up @@ -427,7 +427,7 @@ else:
<div class="clearfix"></div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {

function KeyValueListInputViewModel(params) {
Expand Down Expand Up @@ -530,7 +530,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {

function NameValueListInputViewModel(params) {
Expand Down Expand Up @@ -595,7 +595,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {

function FunctionListInputViewModel(params) {
Expand Down Expand Up @@ -649,7 +649,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {

var identifyType = function (path) {
Expand Down Expand Up @@ -729,7 +729,7 @@ else:
</div>
</script>

<script type="text/javascript">
<script nonce="${request.csp_nonce}" type="text/javascript">
(function () {
function CsvListInputViewModel(params) {
this.valueObservable = params.value;
Expand Down
42 changes: 22 additions & 20 deletions desktop/core/src/desktop/templates/hue.mako
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Expand Up @@ -43,8 +43,8 @@

% if conf.COLLECT_USAGE.get():
<!-- Google tag (gtag.js) -->
<script async src="https://www.googletagmanager.com/gtag/js?id=${conf.GTAG_ID.get()}"></script>
<script>
<script nonce="${request.csp_nonce}" async src="https://www.googletagmanager.com/gtag/js?id=${conf.GTAG_ID.get()}"></script>
<script nonce="${request.csp_nonce}" >
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());
Expand Down Expand Up @@ -93,10 +93,10 @@
<%
global_constants_url = '/desktop/globalJsConstants.js?v=' + hue_version()
%>
<script src="${global_constants_url}"></script>
<script nonce="${request.csp_nonce}" src="${global_constants_url}"></script>

% if not conf.DEV.get():
<script src="${ static('desktop/js/hue.errorcatcher.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/js/hue.errorcatcher.js') }"></script>
% endif
</head>

Expand All @@ -110,8 +110,8 @@
</ul>

<!-- UserVoice JavaScript SDK -->
<script>(function(){var uv=document.createElement('script');uv.type='text/javascript';uv.async=true;uv.src='//widget.uservoice.com/8YpsDfIl1Y2sNdONoLXhrg.js';var s=document.getElementsByTagName('script')[0];s.parentNode.insertBefore(uv,s)})()</script>
<script>
<script nonce="${request.csp_nonce}" >(function(){var uv=document.createElement('script');uv.type='text/javascript';uv.async=true;uv.src='//widget.uservoice.com/8YpsDfIl1Y2sNdONoLXhrg.js';var s=document.getElementsByTagName('script')[0];s.parentNode.insertBefore(uv,s)})()</script>
<script nonce="${request.csp_nonce}" >
UserVoice = window.UserVoice || [];
function showClassicWidget() {
UserVoice.push(['showLightbox', 'classic_widget', {
Expand Down Expand Up @@ -295,24 +295,26 @@ ${ hueIcons.symbols() }
</div>
${ commonshare() | n,unicode }

% for bundle in get_hue_bundles('hue'):
${ render_bundle(bundle) | n,unicode }
% for bundle in get_hue_bundles('login' if section == 'login' else 'hue', 'LOGIN' if section == 'login' else 'DEFAULT'):
<% text = render_bundle(bundle, config='LOGIN' if section == 'login' else 'DEFAULT').replace('<script ', '<script nonce="' + request.csp_nonce + '" ') %>
${ text | n}
% endfor

<script src="${ static('desktop/js/polyfills.js') }"></script>
<script src="${ static('desktop/ext/js/tether.js') }"></script>
<script src="${ static('desktop/ext/js/moment-with-locales.min.js') }"></script>
<script src="${ static('desktop/ext/js/moment-timezone-with-data.min.js') }"></script>
<script src="${ static('desktop/ext/js/tzdetect.js') }"></script>

<script src="${ static('desktop/ext/js/bootstrap-fileupload.js') }"></script>
<script src="${ static('desktop/js/bootstrap-tooltip.js') }"></script>
<script src="${ static('desktop/js/bootstrap-typeahead-touchscreen.js') }"></script>
<script src="${ static('desktop/ext/js/bootstrap-better-typeahead.min.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/js/polyfills.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/tether.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/moment-with-locales.min.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/moment-timezone-with-data.min.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/tzdetect.js') }"></script>

<script src="${ static('desktop/js/share2.vm.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/bootstrap-fileupload.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/js/bootstrap-tooltip.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/js/bootstrap-typeahead-touchscreen.js') }"></script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/ext/js/bootstrap-better-typeahead.min.js') }"></script>

<script>
<script nonce="${request.csp_nonce}" src="${ static('desktop/js/share2.vm.js') }"></script>

<script nonce="${request.csp_nonce}" >
var shareViewModel = initSharing("#documentShareModal");
</script>

Expand All @@ -334,7 +336,7 @@ ${ smart_unicode(login_modal(request).content) | n,unicode }

<iframe id="zoomDetectFrame" style="width: 250px; display: none" ></iframe>

${ commonHeaderFooterComponents.footer(messages) }
${ commonHeaderFooterComponents.footer(messages, csp_nonce) }

## This includes common knockout templates that are shared with the Job Browser page and the mini job browser panel
## available in the upper right corner throughout Hue
Expand Down
4 changes: 2 additions & 2 deletions desktop/core/src/desktop/templates/hue_ace_autocompleter.mako
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Expand Up @@ -356,7 +356,7 @@ else:
</script>


<script type="text/javascript">
<script type="text/javascript" nonce="${request.csp_nonce}">
(function () {

var aceUtil = ace.require('ace/autocomplete/util');
Expand Down Expand Up @@ -722,7 +722,7 @@ else:
<!-- /ko -->
</script>

<script type="text/javascript">
<script type="text/javascript" nonce="${request.csp_nonce}">
(function () {

var COMMENT_LOAD_DELAY = 1500;
Expand Down
4 changes: 2 additions & 2 deletions desktop/core/src/desktop/templates/login.mako
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Expand Up @@ -161,7 +161,7 @@ ${ commonheader(_("Welcome to Hue"), "login", user, request, "50px", True, True)
% endif
</div>

<script>
<script nonce="${ request.csp_nonce }">
$(document).ready(function () {
$("form").on("submit", function () {
window.setTimeout(function () {
Expand Down Expand Up @@ -195,4 +195,4 @@ ${ commonheader(_("Welcome to Hue"), "login", user, request, "50px", True, True)
});
</script>

${ commonfooter(None, messages) | n,unicode }
${ commonfooter(None, messages, False, request.csp_nonce) | n,unicode }
2 changes: 1 addition & 1 deletion desktop/core/src/desktop/templates/login_modal.mako
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Expand Up @@ -49,7 +49,7 @@
</div>
</div>

<script>
<script nonce="${request.csp_nonce}">
$(document).ready(function () {
$('.reload').on('click', function () {
location.reload();
Expand Down
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