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From bdelacre...@apache.org
Subject svn commit: r1126521 - in /sling/trunk: bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
Date Mon, 23 May 2011 14:46:46 GMT
Author: bdelacretaz
Date: Mon May 23 14:46:45 2011
New Revision: 1126521

URL: http://svn.apache.org/viewvc?rev=1126521&view=rev
Log:
SLING-2082 - escape HTML output in POST response, with test

Added:
    sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
  (with props)
Modified:
    sling/trunk/bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java

Modified: sling/trunk/bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java
URL: http://svn.apache.org/viewvc/sling/trunk/bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java?rev=1126521&r1=1126520&r2=1126521&view=diff
==============================================================================
--- sling/trunk/bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java
(original)
+++ sling/trunk/bundles/servlets/post/src/main/java/org/apache/sling/servlets/post/HtmlResponse.java
Mon May 23 14:46:45 2011
@@ -140,7 +140,7 @@ public class HtmlResponse extends Abstra
                         state = 0;
                         Object prop = getProperty(varBuffer.toString());
                         if (prop != null) {
-                            out.write(prop.toString());
+                            out.write(htmlEscape(prop.toString()));
                         }
                         varBuffer.setLength(0);
                     } else {
@@ -152,4 +152,24 @@ public class HtmlResponse extends Abstra
         out.flush();
     }
 
+    /** HTML escaping */
+    static String htmlEscape(String str) {
+        if(str == null) {
+            return null;
+        }
+        final StringBuilder out = new StringBuilder();
+        for(int i=0; i < str.length(); i++) {
+            final char c = str.charAt(i);
+            if(c == '<') {
+                out.append("&lt;");
+            } else if (c == '>') {
+                out.append("&gt;");
+            } else if(c == '&') {
+                out.append("&amp;");
+            } else {
+                out.append(c);
+            }
+        }
+        return out.toString();
+    }
 }
\ No newline at end of file

Added: sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
URL: http://svn.apache.org/viewvc/sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java?rev=1126521&view=auto
==============================================================================
--- sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
(added)
+++ sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
Mon May 23 14:46:45 2011
@@ -0,0 +1,36 @@
+/*
+ * 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.sling.launchpad.webapp.integrationtest.issues;
+
+import org.apache.commons.httpclient.methods.PostMethod;
+import org.apache.sling.commons.testing.integration.HttpTestBase;
+
+public class SLING2082Test extends HttpTestBase {
+    
+    public void testPOST() throws Exception {
+        final String url = HTTP_BASE_URL + "/" + getClass().getSimpleName() + "/" + Math.random()
+ ".html/%22%3e%3cscript%3ealert(29679)%3c/script%3e";
+        final PostMethod post = new PostMethod(url);
+        post.setFollowRedirects(false);
+        final int status = httpClient.executeMethod(post);
+        assertEquals(201, status);
+        final String content = getResponseBodyAsStream(post, 0);
+        final String scriptTag = "<script>";
+        assertFalse("Content should not contain '" + scriptTag + "'", content.contains(scriptTag));
+    }
+}

Propchange: sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
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Propchange: sling/trunk/launchpad/integration-tests/src/main/java/org/apache/sling/launchpad/webapp/integrationtest/issues/SLING2082Test.java
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    svn:keywords = Author Date Id Revision Rev URL



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