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Unified Diff: third_party/WebKit/Source/bindings/core/v8/BindingSecurityTest.cpp

Issue 2881393002: Count cross-origin property access. (Closed)
Patch Set: Nits + Rebase. Created 3 years, 7 months ago
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Index: third_party/WebKit/Source/bindings/core/v8/BindingSecurityTest.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/BindingSecurityTest.cpp b/third_party/WebKit/Source/bindings/core/v8/BindingSecurityTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..5cf7b25d878b5bd850de17133da61fd4670a5a0d
--- /dev/null
+++ b/third_party/WebKit/Source/bindings/core/v8/BindingSecurityTest.cpp
@@ -0,0 +1,147 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "bindings/core/v8/BindingSecurity.h"
+
+#include "core/dom/Document.h"
+#include "core/frame/UseCounter.h"
+#include "core/page/Page.h"
+#include "platform/testing/UnitTestHelpers.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "web/tests/sim/SimRequest.h"
+#include "web/tests/sim/SimTest.h"
+
+namespace blink {
+
+namespace {
+const char kMainFrame[] = "https://example.com/main.html";
+const char kSameOriginTarget[] = "https://example.com/target.html";
+const char kCrossOriginTarget[] = "https://not-example.com/target.html";
+}
+
+class BindingSecurityCounterTest
+ : public SimTest,
+ public ::testing::WithParamInterface<const char*> {
+ public:
+ enum class OriginDisposition { CrossOrigin, SameOrigin };
+
+ BindingSecurityCounterTest() {}
+
+ void LoadWindowAndAccessProperty(OriginDisposition which_origin,
+ const String& property) {
+ GetDocument()
+ .GetFrame()
+ ->GetSettings()
+ ->SetJavaScriptCanOpenWindowsAutomatically(true);
+ SimRequest main(kMainFrame, "text/html");
+ SimRequest target(which_origin == OriginDisposition::CrossOrigin
+ ? kCrossOriginTarget
+ : kSameOriginTarget,
+ "text/html");
+ const String& document = String::Format(
+ "<!DOCTYPE html>"
+ "<script>"
+ " window.addEventListener('message', e => {"
+ " window.other = e.source.%s;"
+ " console.log('yay');"
+ " });"
+ " var w = window.open('%s');"
+ "</script>",
+ property.Utf8().data(),
+ which_origin == OriginDisposition::CrossOrigin ? kCrossOriginTarget
+ : kSameOriginTarget);
+
+ LoadURL(kMainFrame);
+ main.Complete(document);
+ target.Complete(
+ "<!DOCTYPE html>"
+ "<script>window.opener.postMessage('yay', '*');</script>");
+ testing::RunPendingTasks();
+ }
+
+ void LoadFrameAndAccessProperty(OriginDisposition which_origin,
+ const String& property) {
+ GetDocument()
+ .GetFrame()
+ ->GetSettings()
+ ->SetJavaScriptCanOpenWindowsAutomatically(true);
+ SimRequest main(kMainFrame, "text/html");
+ SimRequest target(which_origin == OriginDisposition::CrossOrigin
+ ? kCrossOriginTarget
+ : kSameOriginTarget,
+ "text/html");
+ const String& document = String::Format(
+ "<!DOCTYPE html>"
+ "<body>"
+ "<script>"
+ " var i = document.createElement('iframe');"
+ " window.addEventListener('message', e => {"
+ " window.other = e.source.%s;"
+ " console.log('yay');"
+ " });"
+ " i.src = '%s';"
+ " document.body.appendChild(i);"
+ "</script>",
+ property.Utf8().data(),
+ which_origin == OriginDisposition::CrossOrigin ? kCrossOriginTarget
+ : kSameOriginTarget);
+
+ LoadURL(kMainFrame);
+ main.Complete(document);
+ target.Complete(
+ "<!DOCTYPE html>"
+ "<script>window.top.postMessage('yay', '*');</script>");
+ testing::RunPendingTasks();
+ }
+};
+
+INSTANTIATE_TEST_CASE_P(WindowProperties,
+ BindingSecurityCounterTest,
+ ::testing::Values("window",
+ "self",
+ "location",
+ "close",
+ "closed",
+ "focus",
+ "blur",
+ "frames",
+ "length",
+ "top",
+ "opener",
+ "parent",
+ "postMessage"));
+
+TEST_P(BindingSecurityCounterTest, CrossOriginWindow) {
+ LoadWindowAndAccessProperty(OriginDisposition::CrossOrigin, GetParam());
+ EXPECT_TRUE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccess));
+ EXPECT_TRUE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccessFromOpener));
+}
+
+TEST_P(BindingSecurityCounterTest, SameOriginWindow) {
+ LoadWindowAndAccessProperty(OriginDisposition::SameOrigin, GetParam());
+ EXPECT_FALSE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccess));
+ EXPECT_FALSE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccessFromOpener));
+}
+
+TEST_P(BindingSecurityCounterTest, CrossOriginFrame) {
+ LoadFrameAndAccessProperty(OriginDisposition::CrossOrigin, GetParam());
+ EXPECT_TRUE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccess));
+ EXPECT_FALSE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccessFromOpener));
+}
+
+TEST_P(BindingSecurityCounterTest, SameOriginFrame) {
+ LoadFrameAndAccessProperty(OriginDisposition::SameOrigin, GetParam());
+ EXPECT_FALSE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccess));
+ EXPECT_FALSE(GetDocument().GetPage()->GetUseCounter().HasRecordedMeasurement(
+ UseCounter::kCrossOriginPropertyAccessFromOpener));
+}
+
+} // namespace
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