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Posted to commits@commons.apache.org by ch...@apache.org on 2017/07/11 17:56:07 UTC

[37/50] commons-collections git commit: [COLLECTIONS-580] Add fix for PrototypeFactory as well.

[COLLECTIONS-580] Add fix for PrototypeFactory as well.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/branches/COLLECTIONS_3_2_X@1713849 13f79535-47bb-0310-9956-ffa450edef68


Project: http://git-wip-us.apache.org/repos/asf/commons-collections/repo
Commit: http://git-wip-us.apache.org/repos/asf/commons-collections/commit/d9a00134
Tree: http://git-wip-us.apache.org/repos/asf/commons-collections/tree/d9a00134
Diff: http://git-wip-us.apache.org/repos/asf/commons-collections/diff/d9a00134

Branch: refs/heads/COLLECTIONS_3_2_X
Commit: d9a00134f16d685bea11b2b12de824845e6473e3
Parents: bce4d02
Author: Thomas Neidhart <tn...@apache.org>
Authored: Wed Nov 11 14:21:37 2015 +0000
Committer: Thomas Neidhart <tn...@apache.org>
Committed: Wed Nov 11 14:21:37 2015 +0000

----------------------------------------------------------------------
 .../collections/functors/PrototypeFactory.java  | 46 ++++++++++++++++++
 .../commons/collections/functors/package.html   |  2 +
 .../commons/collections/functors/TestAll.java   |  1 +
 .../functors/TestPrototypeFactory.java          | 49 ++++++++++++++++++++
 4 files changed, 98 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/commons-collections/blob/d9a00134/src/java/org/apache/commons/collections/functors/PrototypeFactory.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/commons/collections/functors/PrototypeFactory.java b/src/java/org/apache/commons/collections/functors/PrototypeFactory.java
index 5ba69eb..e28efb2 100644
--- a/src/java/org/apache/commons/collections/functors/PrototypeFactory.java
+++ b/src/java/org/apache/commons/collections/functors/PrototypeFactory.java
@@ -49,6 +49,16 @@ public class PrototypeFactory {
      * <li>public copy constructor
      * <li>serialization clone
      * <ul>
+     * <p>
+     * <b>WARNING:</b> from v3.2.2 onwards this method will return a {@code Factory}
+     * that will throw an {@link UnsupportedOperationException} when trying to serialize
+     * or de-serialize it to prevent potential remote code execution exploits.
+     * <p>
+     * In order to re-enable serialization support the following system property
+     * can be used (via -Dproperty=true):
+     * <pre>
+     * org.apache.commons.collections.enableUnsafeSerialization
+     * </pre>
      *
      * @param prototype  the object to clone each time in the factory
      * @return the <code>prototype</code> factory
@@ -144,6 +154,24 @@ public class PrototypeFactory {
                 throw new FunctorException("PrototypeCloneFactory: Clone method threw an exception", ex);
             }
         }
+        
+        /**
+         * Overrides the default writeObject implementation to prevent
+         * serialization (see COLLECTIONS-580).
+         */
+        private void writeObject(ObjectOutputStream os) throws IOException {
+            FunctorUtils.checkUnsafeSerialization(PrototypeCloneFactory.class);
+            os.defaultWriteObject();
+        }
+
+        /**
+         * Overrides the default readObject implementation to prevent
+         * de-serialization (see COLLECTIONS-580).
+         */
+        private void readObject(ObjectInputStream is) throws ClassNotFoundException, IOException {
+            FunctorUtils.checkUnsafeSerialization(PrototypeCloneFactory.class);
+            is.defaultReadObject();
+        }
     }
 
     // PrototypeSerializationFactory
@@ -204,6 +232,24 @@ public class PrototypeFactory {
                 }
             }
         }
+        
+        /**
+         * Overrides the default writeObject implementation to prevent
+         * serialization (see COLLECTIONS-580).
+         */
+        private void writeObject(ObjectOutputStream os) throws IOException {
+            FunctorUtils.checkUnsafeSerialization(PrototypeSerializationFactory.class);
+            os.defaultWriteObject();
+        }
+
+        /**
+         * Overrides the default readObject implementation to prevent
+         * de-serialization (see COLLECTIONS-580).
+         */
+        private void readObject(ObjectInputStream is) throws ClassNotFoundException, IOException {
+            FunctorUtils.checkUnsafeSerialization(PrototypeSerializationFactory.class);
+            is.defaultReadObject();
+        }
     }
 
 }

http://git-wip-us.apache.org/repos/asf/commons-collections/blob/d9a00134/src/java/org/apache/commons/collections/functors/package.html
----------------------------------------------------------------------
diff --git a/src/java/org/apache/commons/collections/functors/package.html b/src/java/org/apache/commons/collections/functors/package.html
index d73ee62..d678ddd 100644
--- a/src/java/org/apache/commons/collections/functors/package.html
+++ b/src/java/org/apache/commons/collections/functors/package.html
@@ -38,6 +38,8 @@ Classes considered to be unsafe are:
   <li>InstantiateFactory</li>
   <li>InstantiateTransformer</li>
   <li>InvokerTransformer</li>
+  <li>PrototypeFactory$PrototypeCloneFactory</li>
+  <li>PrototypeFactory$PrototypeSerializationFactory</li>
   <li>WhileClosure</li>
 </ul>
 <p>

http://git-wip-us.apache.org/repos/asf/commons-collections/blob/d9a00134/src/test/org/apache/commons/collections/functors/TestAll.java
----------------------------------------------------------------------
diff --git a/src/test/org/apache/commons/collections/functors/TestAll.java b/src/test/org/apache/commons/collections/functors/TestAll.java
index 5337628..14bcf7a 100644
--- a/src/test/org/apache/commons/collections/functors/TestAll.java
+++ b/src/test/org/apache/commons/collections/functors/TestAll.java
@@ -36,6 +36,7 @@ public class TestAll extends TestCase {
         suite.addTest(TestInstantiateTransformer.suite());
         suite.addTest(TestInstantiateFactory.suite());
         suite.addTest(TestInvokerTransformer.suite());
+        suite.addTest(TestPrototypeFactory.suite());
         suite.addTest(TestWhileClosure.suite());
         return suite;
     }

http://git-wip-us.apache.org/repos/asf/commons-collections/blob/d9a00134/src/test/org/apache/commons/collections/functors/TestPrototypeFactory.java
----------------------------------------------------------------------
diff --git a/src/test/org/apache/commons/collections/functors/TestPrototypeFactory.java b/src/test/org/apache/commons/collections/functors/TestPrototypeFactory.java
new file mode 100644
index 0000000..1ac51e4
--- /dev/null
+++ b/src/test/org/apache/commons/collections/functors/TestPrototypeFactory.java
@@ -0,0 +1,49 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.apache.commons.collections.functors;
+
+import java.util.ArrayList;
+
+import org.apache.commons.collections.Factory;
+
+import junit.framework.Test;
+import junit.framework.TestSuite;
+
+public class TestPrototypeFactory extends AbstractTestSerialization {
+
+    // conventional
+    // ------------------------------------------------------------------------
+
+    public TestPrototypeFactory(String testName) {
+        super(testName);
+    }
+
+    public static Test suite() {
+        return new TestSuite(TestPrototypeFactory.class);
+    }
+
+    // ------------------------------------------------------------------------
+
+    public Object makeObject() {
+        return PrototypeFactory.getInstance(new ArrayList());
+    }
+
+    public Class getTestClass() {
+        return Factory.class;
+    }
+
+}