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-rw-r--r--dom/locales/en-US/chrome/security/security.properties3
-rw-r--r--dom/security/nsContentSecurityManager.cpp84
-rw-r--r--dom/security/nsContentSecurityManager.h5
-rw-r--r--dom/security/test/general/browser.ini5
-rw-r--r--dom/security/test/general/browser_test_toplevel_data_navigations.js54
-rw-r--r--dom/security/test/general/file_block_toplevel_data_navigation.html14
-rw-r--r--dom/security/test/general/file_block_toplevel_data_navigation2.html29
-rw-r--r--dom/security/test/general/file_block_toplevel_data_navigation3.html13
-rw-r--r--dom/security/test/general/file_block_toplevel_data_redirect.sjs14
-rw-r--r--dom/security/test/general/file_toplevel_data_meta_redirect.html10
-rw-r--r--dom/security/test/general/file_toplevel_data_navigations.sjs14
-rw-r--r--dom/security/test/general/mochitest.ini12
-rw-r--r--dom/security/test/general/test_allow_opening_data_json.html39
-rw-r--r--dom/security/test/general/test_allow_opening_data_pdf.html41
-rw-r--r--dom/security/test/general/test_block_toplevel_data_img_navigation.html51
-rw-r--r--dom/security/test/general/test_block_toplevel_data_navigation.html90
-rw-r--r--dom/security/test/moz.build1
17 files changed, 479 insertions, 0 deletions
diff --git a/dom/locales/en-US/chrome/security/security.properties b/dom/locales/en-US/chrome/security/security.properties
index 8b66cc265..c0b80996c 100644
--- a/dom/locales/en-US/chrome/security/security.properties
+++ b/dom/locales/en-US/chrome/security/security.properties
@@ -81,3 +81,6 @@ MimeTypeMismatch=The resource from “%1$S” was blocked due to MIME type misma
XCTOHeaderValueMissing=X-Content-Type-Options header warning: value was “%1$S”; did you mean to send “nosniff”?
BlockScriptWithWrongMimeType=Script from “%1$S” was blocked because of a disallowed MIME type.
+
+# LOCALIZATION NOTE: Do not translate "data: URI".
+BlockTopLevelDataURINavigation=Navigation to toplevel data: URI not allowed (Blocked loading of: “%1$S”)
diff --git a/dom/security/nsContentSecurityManager.cpp b/dom/security/nsContentSecurityManager.cpp
index c4e1ed8e1..069e7d6a7 100644
--- a/dom/security/nsContentSecurityManager.cpp
+++ b/dom/security/nsContentSecurityManager.cpp
@@ -1,13 +1,16 @@
#include "nsContentSecurityManager.h"
+#include "nsEscape.h"
#include "nsIChannel.h"
#include "nsIHttpChannelInternal.h"
#include "nsIStreamListener.h"
#include "nsILoadInfo.h"
+#include "nsIOService.h"
#include "nsContentUtils.h"
#include "nsCORSListenerProxy.h"
#include "nsIStreamListener.h"
#include "nsIDocument.h"
#include "nsMixedContentBlocker.h"
+#include "nsNullPrincipal.h"
#include "mozilla/dom/Element.h"
@@ -15,6 +18,66 @@ NS_IMPL_ISUPPORTS(nsContentSecurityManager,
nsIContentSecurityManager,
nsIChannelEventSink)
+/* static */ bool
+nsContentSecurityManager::AllowTopLevelNavigationToDataURI(
+ nsIURI* aURI,
+ nsContentPolicyType aContentPolicyType,
+ nsIPrincipal* aTriggeringPrincipal,
+ bool aLoadFromExternal)
+{
+ // Let's block all toplevel document navigations to a data: URI.
+ // In all cases where the toplevel document is navigated to a
+ // data: URI the triggeringPrincipal is a codeBasePrincipal, or
+ // a NullPrincipal. In other cases, e.g. typing a data: URL into
+ // the URL-Bar, the triggeringPrincipal is a SystemPrincipal;
+ // we don't want to block those loads. Only exception, loads coming
+ // from an external applicaton (e.g. Thunderbird) don't load
+ // using a codeBasePrincipal, but we want to block those loads.
+ if (!mozilla::net::nsIOService::BlockToplevelDataUriNavigations()) {
+ return true;
+ }
+ if (aContentPolicyType != nsIContentPolicy::TYPE_DOCUMENT) {
+ return true;
+ }
+ bool isDataURI =
+ (NS_SUCCEEDED(aURI->SchemeIs("data", &isDataURI)) && isDataURI);
+ if (!isDataURI) {
+ return true;
+ }
+ // Whitelist data: images as long as they are not SVGs
+ nsAutoCString filePath;
+ aURI->GetFilePath(filePath);
+ if (StringBeginsWith(filePath, NS_LITERAL_CSTRING("image/")) &&
+ !StringBeginsWith(filePath, NS_LITERAL_CSTRING("image/svg+xml"))) {
+ return true;
+ }
+ // Whitelist data: PDFs and JSON
+ if (StringBeginsWith(filePath, NS_LITERAL_CSTRING("application/pdf")) ||
+ StringBeginsWith(filePath, NS_LITERAL_CSTRING("application/json"))) {
+ return true;
+ }
+ if (!aLoadFromExternal &&
+ nsContentUtils::IsSystemPrincipal(aTriggeringPrincipal)) {
+ return true;
+ }
+ nsAutoCString dataSpec;
+ aURI->GetSpec(dataSpec);
+ if (dataSpec.Length() > 50) {
+ dataSpec.Truncate(50);
+ dataSpec.AppendLiteral("...");
+ }
+ NS_ConvertUTF8toUTF16 specUTF16(NS_UnescapeURL(dataSpec));
+ const char16_t* params[] = { specUTF16.get() };
+ nsContentUtils::ReportToConsole(nsIScriptError::warningFlag,
+ NS_LITERAL_CSTRING("DATA_URI_BLOCKED"),
+ // no doc available, log to browser console
+ nullptr,
+ nsContentUtils::eSECURITY_PROPERTIES,
+ "BlockTopLevelDataURINavigation",
+ params, ArrayLength(params));
+ return false;
+}
+
static nsresult
ValidateSecurityFlags(nsILoadInfo* aLoadInfo)
{
@@ -478,6 +541,27 @@ nsContentSecurityManager::AsyncOnChannelRedirect(nsIChannel* aOldChannel,
}
}
+ // Redirecting to a toplevel data: URI is not allowed, hence we pass
+ // a NullPrincipal as the TriggeringPrincipal to
+ // AllowTopLevelNavigationToDataURI() which definitely blocks any
+ // data: URI load.
+ nsCOMPtr<nsILoadInfo> newLoadInfo = aNewChannel->GetLoadInfo();
+ if (newLoadInfo) {
+ nsCOMPtr<nsIURI> uri;
+ nsresult rv = NS_GetFinalChannelURI(aNewChannel, getter_AddRefs(uri));
+ NS_ENSURE_SUCCESS(rv, rv);
+ nsCOMPtr<nsIPrincipal> nullTriggeringPrincipal = nsNullPrincipal::Create();
+ if (!nsContentSecurityManager::AllowTopLevelNavigationToDataURI(
+ uri,
+ newLoadInfo->GetExternalContentPolicyType(),
+ nullTriggeringPrincipal,
+ false)) {
+ // logging to console happens within AllowTopLevelNavigationToDataURI
+ aOldChannel->Cancel(NS_ERROR_DOM_BAD_URI);
+ return NS_ERROR_DOM_BAD_URI;
+ }
+ }
+
// Also verify that the redirecting server is allowed to redirect to the
// given URI
nsCOMPtr<nsIPrincipal> oldPrincipal;
diff --git a/dom/security/nsContentSecurityManager.h b/dom/security/nsContentSecurityManager.h
index 912c0e89f..09b6c86aa 100644
--- a/dom/security/nsContentSecurityManager.h
+++ b/dom/security/nsContentSecurityManager.h
@@ -32,6 +32,11 @@ public:
static nsresult doContentSecurityCheck(nsIChannel* aChannel,
nsCOMPtr<nsIStreamListener>& aInAndOutListener);
+ static bool AllowTopLevelNavigationToDataURI(nsIURI* aURI,
+ nsContentPolicyType aContentPolicyType,
+ nsIPrincipal* aTriggeringPrincipal,
+ bool aLoadFromExternal);
+
private:
static nsresult CheckChannel(nsIChannel* aChannel);
diff --git a/dom/security/test/general/browser.ini b/dom/security/test/general/browser.ini
new file mode 100644
index 000000000..97ddae3bf
--- /dev/null
+++ b/dom/security/test/general/browser.ini
@@ -0,0 +1,5 @@
+[DEFAULT]
+[browser_test_toplevel_data_navigations.js]
+support-files =
+ file_toplevel_data_navigations.sjs
+ file_toplevel_data_meta_redirect.html
diff --git a/dom/security/test/general/browser_test_toplevel_data_navigations.js b/dom/security/test/general/browser_test_toplevel_data_navigations.js
new file mode 100644
index 000000000..a13a6350e
--- /dev/null
+++ b/dom/security/test/general/browser_test_toplevel_data_navigations.js
@@ -0,0 +1,54 @@
+/* eslint-disable mozilla/no-arbitrary-setTimeout */
+
+"use strict";
+
+const kDataBody = "toplevel navigation to data: URI allowed";
+const kDataURI = "data:text/html,<body>" + kDataBody + "</body>";
+const kTestPath = getRootDirectory(gTestPath)
+ .replace("chrome://mochitests/content", "http://example.com")
+const kRedirectURI = kTestPath + "file_toplevel_data_navigations.sjs";
+const kMetaRedirectURI = kTestPath + "file_toplevel_data_meta_redirect.html";
+
+add_task(async function test_nav_data_uri() {
+ await SpecialPowers.pushPrefEnv({
+ "set": [["security.data_uri.block_toplevel_data_uri_navigations", true]],
+ });
+ await BrowserTestUtils.withNewTab(kDataURI, async function(browser) {
+ await ContentTask.spawn(gBrowser.selectedBrowser, {kDataBody}, async function({kDataBody}) { // eslint-disable-line
+ is(content.document.body.innerHTML, kDataBody,
+ "data: URI navigation from system should be allowed");
+ });
+ });
+});
+
+add_task(async function test_nav_data_uri_redirect() {
+ await SpecialPowers.pushPrefEnv({
+ "set": [["security.data_uri.block_toplevel_data_uri_navigations", true]],
+ });
+ let tab = BrowserTestUtils.addTab(gBrowser, kRedirectURI);
+ registerCleanupFunction(async function() {
+ await BrowserTestUtils.removeTab(tab);
+ });
+ // wait to make sure data: URI did not load before checking that it got blocked
+ await new Promise(resolve => setTimeout(resolve, 500));
+ await ContentTask.spawn(gBrowser.selectedBrowser, {}, async function() {
+ is(content.document.body.innerHTML, "",
+ "data: URI navigation after server redirect should be blocked");
+ });
+});
+
+add_task(async function test_nav_data_uri_meta_redirect() {
+ await SpecialPowers.pushPrefEnv({
+ "set": [["security.data_uri.block_toplevel_data_uri_navigations", true]],
+ });
+ let tab = BrowserTestUtils.addTab(gBrowser, kMetaRedirectURI);
+ registerCleanupFunction(async function() {
+ await BrowserTestUtils.removeTab(tab);
+ });
+ // wait to make sure data: URI did not load before checking that it got blocked
+ await new Promise(resolve => setTimeout(resolve, 500));
+ await ContentTask.spawn(gBrowser.selectedBrowser, {}, async function() {
+ is(content.document.body.innerHTML, "",
+ "data: URI navigation after meta redirect should be blocked");
+ });
+});
diff --git a/dom/security/test/general/file_block_toplevel_data_navigation.html b/dom/security/test/general/file_block_toplevel_data_navigation.html
new file mode 100644
index 000000000..5fbfdfdef
--- /dev/null
+++ b/dom/security/test/general/file_block_toplevel_data_navigation.html
@@ -0,0 +1,14 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Toplevel data navigation</title>
+</head>
+<body>
+test1: clicking data: URI tries to navigate window<br/>
+<a id="testlink" href="data:text/html,<body>toplevel data: URI navigations should be blocked</body>">click me</a>
+<script>
+ document.getElementById('testlink').click();
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/file_block_toplevel_data_navigation2.html b/dom/security/test/general/file_block_toplevel_data_navigation2.html
new file mode 100644
index 000000000..e0308e1ae
--- /dev/null
+++ b/dom/security/test/general/file_block_toplevel_data_navigation2.html
@@ -0,0 +1,29 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Toplevel data navigation</title>
+</head>
+<body>
+test2: data: URI in iframe tries to window.open(data:, _blank);<br/>
+<iframe id="testFrame" src=""></iframe>
+<script>
+ let DATA_URI = `data:text/html,<body><script>
+ var win = window.open("data:text/html,<body>toplevel data: URI navigations should be blocked</body>", "_blank");
+ setTimeout(function () {
+ var result = win.document.body.innerHTML === "" ? "blocked" : "navigated";
+ parent.postMessage(result, "*");
+ win.close();
+ }, 1000);
+ <\/script></body>`;
+
+ window.addEventListener("message", receiveMessage);
+ function receiveMessage(event) {
+ window.removeEventListener("message", receiveMessage);
+ // propagate the information back to the caller
+ window.opener.postMessage(event.data, "*");
+ }
+ document.getElementById('testFrame').src = DATA_URI;
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/file_block_toplevel_data_navigation3.html b/dom/security/test/general/file_block_toplevel_data_navigation3.html
new file mode 100644
index 000000000..34aeddab3
--- /dev/null
+++ b/dom/security/test/general/file_block_toplevel_data_navigation3.html
@@ -0,0 +1,13 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Toplevel data navigation</title>
+</head>
+<body>
+test3: performing data: URI navigation through win.loc.href<br/>
+<script>
+ window.location.href = "data:text/html,<body>toplevel data: URI navigations should be blocked</body>";
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/file_block_toplevel_data_redirect.sjs b/dom/security/test/general/file_block_toplevel_data_redirect.sjs
new file mode 100644
index 000000000..64e294cab
--- /dev/null
+++ b/dom/security/test/general/file_block_toplevel_data_redirect.sjs
@@ -0,0 +1,14 @@
+// Custom *.sjs file specifically for the needs of Bug:
+// Bug 1394554 - Block toplevel data: URI navigations after redirect
+
+var DATA_URI =
+ "<body>toplevel data: URI navigations after redirect should be blocked</body>";
+
+function handleRequest(request, response)
+{
+ // avoid confusing cache behaviors
+ response.setHeader("Cache-Control", "no-cache", false);
+
+ response.setStatusLine("1.1", 302, "Found");
+ response.setHeader("Location", "data:text/html," + escape(DATA_URI), false);
+}
diff --git a/dom/security/test/general/file_toplevel_data_meta_redirect.html b/dom/security/test/general/file_toplevel_data_meta_redirect.html
new file mode 100644
index 000000000..f4f5deb52
--- /dev/null
+++ b/dom/security/test/general/file_toplevel_data_meta_redirect.html
@@ -0,0 +1,10 @@
+<html>
+<body>
+<head>
+ <meta http-equiv="refresh"
+ content="0; url='data:text/html,<body>toplevel meta redirect to data: URI should be blocked</body>'">
+</head>
+<body>
+Meta Redirect to data: URI
+</body>
+</html>
diff --git a/dom/security/test/general/file_toplevel_data_navigations.sjs b/dom/security/test/general/file_toplevel_data_navigations.sjs
new file mode 100644
index 000000000..501b833e5
--- /dev/null
+++ b/dom/security/test/general/file_toplevel_data_navigations.sjs
@@ -0,0 +1,14 @@
+// Custom *.sjs file specifically for the needs of Bug:
+// Bug 1394554 - Block toplevel data: URI navigations after redirect
+
+var DATA_URI =
+ "data:text/html,<body>toplevel data: URI navigations after redirect should be blocked</body>";
+
+function handleRequest(request, response)
+{
+ // avoid confusing cache behaviors
+ response.setHeader("Cache-Control", "no-cache", false);
+
+ response.setStatusLine("1.1", 302, "Found");
+ response.setHeader("Location", DATA_URI, false);
+}
diff --git a/dom/security/test/general/mochitest.ini b/dom/security/test/general/mochitest.ini
index 70c0c9fb6..f3bcca072 100644
--- a/dom/security/test/general/mochitest.ini
+++ b/dom/security/test/general/mochitest.ini
@@ -3,7 +3,19 @@ support-files =
file_contentpolicytype_targeted_link_iframe.sjs
file_nosniff_testserver.sjs
file_block_script_wrong_mime_server.sjs
+ file_block_toplevel_data_navigation.html
+ file_block_toplevel_data_navigation2.html
+ file_block_toplevel_data_navigation3.html
+ file_block_toplevel_data_redirect.sjs
[test_contentpolicytype_targeted_link_iframe.html]
[test_nosniff.html]
[test_block_script_wrong_mime.html]
+[test_block_toplevel_data_navigation.html]
+skip-if = toolkit == 'android' # intermittent failure
+[test_block_toplevel_data_img_navigation.html]
+skip-if = toolkit == 'android' # intermittent failure
+[test_allow_opening_data_pdf.html]
+skip-if = toolkit == 'android'
+[test_allow_opening_data_json.html]
+skip-if = toolkit == 'android'
diff --git a/dom/security/test/general/test_allow_opening_data_json.html b/dom/security/test/general/test_allow_opening_data_json.html
new file mode 100644
index 000000000..1530a24e8
--- /dev/null
+++ b/dom/security/test/general/test_allow_opening_data_json.html
@@ -0,0 +1,39 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Bug 1403814: Allow toplevel data URI navigation data:application/json</title>
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+function test_toplevel_data_json() {
+ const DATA_JSON = "data:application/json,{'my_json_key':'my_json_value'}";
+
+ let win = window.open(DATA_JSON);
+ let wrappedWin = SpecialPowers.wrap(win);
+
+ // Unfortunately we can't detect whether the JSON has loaded or not using some
+ // event, hence we are constantly polling location.href till we see that
+ // the data: URI appears. Test times out on failure.
+ var jsonLoaded = setInterval(function() {
+ if (wrappedWin.document.location.href.startsWith("data:application/json")) {
+ clearInterval(jsonLoaded);
+ ok(true, "navigating to data:application/json allowed");
+ wrappedWin.close();
+ SimpleTest.finish();
+ }
+ }, 200);
+}
+
+SpecialPowers.pushPrefEnv({
+ set: [["security.data_uri.block_toplevel_data_uri_navigations", true]]
+}, test_toplevel_data_json);
+
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/test_allow_opening_data_pdf.html b/dom/security/test/general/test_allow_opening_data_pdf.html
new file mode 100644
index 000000000..6b51fe57b
--- /dev/null
+++ b/dom/security/test/general/test_allow_opening_data_pdf.html
@@ -0,0 +1,41 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Bug 1398692: Allow toplevel navigation to a data:application/pdf</title>
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+function test_toplevel_data_pdf() {
+ // The PDF contains one page and it is a 3/72" square, the minimum allowed by the spec
+ const DATA_PDF =
+ "data:application/pdf;base64,JVBERi0xLjANCjEgMCBvYmo8PC9UeXBlL0NhdGFsb2cvUGFnZXMgMiAwIFI+PmVuZG9iaiAyIDAgb2JqPDwvVHlwZS9QYWdlcy9LaWRzWzMgMCBSXS9Db3VudCAxPj5lbmRvYmogMyAwIG9iajw8L1R5cGUvUGFnZS9NZWRpYUJveFswIDAgMyAzXT4+ZW5kb2JqDQp4cmVmDQowIDQNCjAwMDAwMDAwMDAgNjU1MzUgZg0KMDAwMDAwMDAxMCAwMDAwMCBuDQowMDAwMDAwMDUzIDAwMDAwIG4NCjAwMDAwMDAxMDIgMDAwMDAgbg0KdHJhaWxlcjw8L1NpemUgNC9Sb290IDEgMCBSPj4NCnN0YXJ0eHJlZg0KMTQ5DQolRU9G";
+
+ let win = window.open(DATA_PDF);
+ let wrappedWin = SpecialPowers.wrap(win);
+
+ // Unfortunately we can't detect whether the PDF has loaded or not using some
+ // event, hence we are constantly polling location.href till we see that
+ // the data: URI appears. Test times out on failure.
+ var pdfLoaded = setInterval(function() {
+ if (wrappedWin.document.location.href.startsWith("data:application/pdf")) {
+ clearInterval(pdfLoaded);
+ ok(true, "navigating to data:application/pdf allowed");
+ wrappedWin.close();
+ SimpleTest.finish();
+ }
+ }, 200);
+}
+
+SpecialPowers.pushPrefEnv({
+ set: [["security.data_uri.block_toplevel_data_uri_navigations", true]]
+}, test_toplevel_data_pdf);
+
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/test_block_toplevel_data_img_navigation.html b/dom/security/test/general/test_block_toplevel_data_img_navigation.html
new file mode 100644
index 000000000..2b8f62760
--- /dev/null
+++ b/dom/security/test/general/test_block_toplevel_data_img_navigation.html
@@ -0,0 +1,51 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Bug 1396798: Do not block toplevel data: navigation to image (except svgs)</title>
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script class="testbody" type="text/javascript">
+SpecialPowers.setBoolPref("security.data_uri.block_toplevel_data_uri_navigations", true);
+SimpleTest.registerCleanupFunction(() => {
+ SpecialPowers.clearUserPref("security.data_uri.block_toplevel_data_uri_navigations");
+});
+
+SimpleTest.waitForExplicitFinish();
+SimpleTest.requestFlakyTimeout("have to test that top level data:image loading is blocked/allowed");
+
+function test_toplevel_data_image() {
+ const DATA_PNG =
+ "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==";
+ let win1 = window.open(DATA_PNG);
+ let wrappedWin1 = SpecialPowers.wrap(win1);
+ setTimeout(function () {
+ let images = wrappedWin1.document.getElementsByTagName('img');
+ is(images.length, 1, "Loading data:image/png should be allowed");
+ is(images[0].src, DATA_PNG, "Sanity: img src matches");
+ wrappedWin1.close();
+ test_toplevel_data_image_svg();
+ }, 1000);
+}
+
+function test_toplevel_data_image_svg() {
+ const DATA_SVG =
+ "data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxNiIgaGVpZ2h0PSIxNiIgdmlld0JveD0iMCAwIDE2IDE2Ij4KICA8cGF0aCBkPSJNOCwxMkwzLDcsNCw2bDQsNCw0LTQsMSwxWiIgZmlsbD0iIzZBNkE2QSIgLz4KPC9zdmc+Cg==";
+ let win2 = window.open(DATA_SVG);
+ let wrappedWin2 = SpecialPowers.wrap(win2);
+ setTimeout(function () {
+ isnot(wrappedWin2.document.documentElement.localName, "svg",
+ "Loading data:image/svg+xml should be blocked");
+ wrappedWin2.close();
+ SimpleTest.finish();
+ }, 1000);
+}
+
+// fire up the tests
+test_toplevel_data_image();
+
+</script>
+</body>
+</html>
diff --git a/dom/security/test/general/test_block_toplevel_data_navigation.html b/dom/security/test/general/test_block_toplevel_data_navigation.html
new file mode 100644
index 000000000..fc91f2ec0
--- /dev/null
+++ b/dom/security/test/general/test_block_toplevel_data_navigation.html
@@ -0,0 +1,90 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+ <meta charset="utf-8">
+ <title>Bug 1331351 - Block top level window data: URI navigations</title>
+ <!-- Including SimpleTest.js so we can use waitForExplicitFinish !-->
+ <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script class="testbody" type="text/javascript">
+SpecialPowers.setBoolPref("security.data_uri.block_toplevel_data_uri_navigations", true);
+SimpleTest.registerCleanupFunction(() => {
+ SpecialPowers.clearUserPref("security.data_uri.block_toplevel_data_uri_navigations");
+});
+
+SimpleTest.waitForExplicitFinish();
+SimpleTest.requestFlakyTimeout("have to test that top level data: URI navgiation is blocked");
+
+function test1() {
+ // simple data: URI click navigation should be prevented
+ let TEST_FILE = "file_block_toplevel_data_navigation.html";
+ let win1 = window.open(TEST_FILE);
+ var readyStateCheckInterval = setInterval(function() {
+ let state = win1.document.readyState;
+ if (state === "interactive" || state === "complete") {
+ clearInterval(readyStateCheckInterval);
+ ok(win1.document.body.innerHTML.indexOf("test1:") !== -1,
+ "toplevel data: URI navigation through click() should be blocked");
+ win1.close();
+ test2();
+ }
+ }, 200);
+}
+
+function test2() {
+ // data: URI in iframe which opens data: URI in _blank should be blocked
+ let win2 = window.open("file_block_toplevel_data_navigation2.html");
+ window.addEventListener("message", receiveMessage);
+ function receiveMessage(event) {
+ window.removeEventListener("message", receiveMessage);
+ is(event.data, "blocked",
+ "data: URI navigation using _blank from data: URI should be blocked");
+ win2.close();
+ test3();
+ }
+}
+
+function test3() {
+ // navigating to a data: URI using window.location.href should be blocked
+ let win3 = window.open("file_block_toplevel_data_navigation3.html");
+ setTimeout(function () {
+ ok(win3.document.body.innerHTML.indexOf("test3:") !== -1,
+ "data: URI navigation through win.loc.href should be blocked");
+ win3.close();
+ test4();
+ }, 1000);
+}
+
+function test4() {
+ // navigating to a data: URI using window.open() should be blocked
+ let win4 = window.open("data:text/html,<body>toplevel data: URI navigations should be blocked</body>");
+ setTimeout(function () {
+ // Please note that the data: URI will be displayed in the URL-Bar but not
+ // loaded, hence we rather rely on document.body than document.location
+ is(win4.document.body.innerHTML, "",
+ "navigating to a data: URI using window.open() should be blocked");
+ test5();
+ }, 1000);
+}
+
+function test5() {
+ // navigating to a URI which redirects to a data: URI using window.open() should be blocked
+ let win5 = window.open("file_block_toplevel_data_redirect.sjs");
+ setTimeout(function () {
+ // Please note that the data: URI will be displayed in the URL-Bar but not
+ // loaded, hence we rather rely on document.body than document.location
+ is(SpecialPowers.wrap(win5).document.body.innerHTML, "",
+ "navigating to URI which redirects to a data: URI using window.open() should be blocked");
+ win5.close();
+ SimpleTest.finish();
+ }, 1000);
+}
+
+// fire up the tests
+test1();
+
+</script>
+</body>
+</html>
diff --git a/dom/security/test/moz.build b/dom/security/test/moz.build
index ddb4e9b89..946959dee 100644
--- a/dom/security/test/moz.build
+++ b/dom/security/test/moz.build
@@ -27,5 +27,6 @@ MOCHITEST_CHROME_MANIFESTS += [
BROWSER_CHROME_MANIFESTS += [
'contentverifier/browser.ini',
'csp/browser.ini',
+ 'general/browser.ini',
'hsts/browser.ini',
]