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Use value step to optimize the taint step and add a test case for Apache file upload listener

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luchua-bc
2021-11-23 17:15:28 +00:00
parent ed78d39d61
commit e56737e007
8 changed files with 171 additions and 42 deletions
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50
java/ql/test/experimental/query-tests/security/CWE-400/ThreadResourceAbuse.expected
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@@ -1,22 +1,68 @@
edges
| ThreadResourceAbuse.java:18:25:18:57 | getParameter(...) : String | ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number |
| ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number | ThreadResourceAbuse.java:74:18:74:25 | waitTime |
| ThreadResourceAbuse.java:21:4:21:37 | new UncheckedSyncAction(...) [waitTime] : Number | ThreadResourceAbuse.java:72:15:72:17 | parameter this [waitTime] : Number |
| ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number | ThreadResourceAbuse.java:21:4:21:37 | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number | ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number |
| ThreadResourceAbuse.java:29:82:29:114 | getParameter(...) : String | ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number |
| ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number | ThreadResourceAbuse.java:74:18:74:25 | waitTime |
| ThreadResourceAbuse.java:30:4:30:37 | new UncheckedSyncAction(...) [waitTime] : Number | ThreadResourceAbuse.java:72:15:72:17 | parameter this [waitTime] : Number |
| ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number | ThreadResourceAbuse.java:30:4:30:37 | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number | ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number |
| ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number | ThreadResourceAbuse.java:67:20:67:27 | waitTime : Number |
| ThreadResourceAbuse.java:67:20:67:27 | waitTime : Number | ThreadResourceAbuse.java:67:4:67:7 | this [post update] [waitTime] : Number |
| ThreadResourceAbuse.java:72:15:72:17 | parameter this [waitTime] : Number | ThreadResourceAbuse.java:74:18:74:25 | this <.field> [waitTime] : Number |
| ThreadResourceAbuse.java:74:18:74:25 | this <.field> [waitTime] : Number | ThreadResourceAbuse.java:74:18:74:25 | waitTime |
| ThreadResourceAbuse.java:141:27:141:43 | getValue(...) : String | ThreadResourceAbuse.java:144:34:144:42 | delayTime |
| ThreadResourceAbuse.java:172:19:172:50 | getHeader(...) : String | ThreadResourceAbuse.java:177:17:177:26 | retryAfter |
| ThreadResourceAbuse.java:208:28:208:56 | getParameter(...) : String | ThreadResourceAbuse.java:211:49:211:59 | uploadDelay : Number |
| ThreadResourceAbuse.java:211:30:211:87 | new UploadListener(...) [slowUploads] : Number | UploadListener.java:28:14:28:19 | parameter this [slowUploads] : Number |
| ThreadResourceAbuse.java:211:49:211:59 | uploadDelay : Number | ThreadResourceAbuse.java:211:30:211:87 | new UploadListener(...) [slowUploads] : Number |
| ThreadResourceAbuse.java:211:49:211:59 | uploadDelay : Number | UploadListener.java:15:24:15:44 | sleepMilliseconds : Number |
| UploadListener.java:15:24:15:44 | sleepMilliseconds : Number | UploadListener.java:16:17:16:33 | sleepMilliseconds : Number |
| UploadListener.java:16:17:16:33 | sleepMilliseconds : Number | UploadListener.java:16:3:16:13 | this <.field> [post update] [slowUploads] : Number |
| UploadListener.java:28:14:28:19 | parameter this [slowUploads] : Number | UploadListener.java:29:3:29:11 | this <.field> [slowUploads] : Number |
| UploadListener.java:29:3:29:11 | this <.field> [slowUploads] : Number | UploadListener.java:30:3:30:15 | this <.field> [slowUploads] : Number |
| UploadListener.java:30:3:30:15 | this <.field> [slowUploads] : Number | UploadListener.java:33:7:33:17 | this <.field> [slowUploads] : Number |
| UploadListener.java:30:3:30:15 | this <.field> [slowUploads] : Number | UploadListener.java:35:18:35:28 | this <.field> [slowUploads] : Number |
| UploadListener.java:33:7:33:17 | slowUploads : Number | UploadListener.java:35:18:35:28 | slowUploads |
| UploadListener.java:33:7:33:17 | this <.field> [slowUploads] : Number | UploadListener.java:33:7:33:17 | slowUploads : Number |
| UploadListener.java:35:18:35:28 | this <.field> [slowUploads] : Number | UploadListener.java:35:18:35:28 | slowUploads |
nodes
| ThreadResourceAbuse.java:18:25:18:57 | getParameter(...) : String | semmle.label | getParameter(...) : String |
| ThreadResourceAbuse.java:21:4:21:37 | new UncheckedSyncAction(...) [waitTime] : Number | semmle.label | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number | semmle.label | delayTime : Number |
| ThreadResourceAbuse.java:29:82:29:114 | getParameter(...) : String | semmle.label | getParameter(...) : String |
| ThreadResourceAbuse.java:30:4:30:37 | new UncheckedSyncAction(...) [waitTime] : Number | semmle.label | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number | semmle.label | delayTime : Number |
| ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number | semmle.label | waitTime : Number |
| ThreadResourceAbuse.java:67:4:67:7 | this [post update] [waitTime] : Number | semmle.label | this [post update] [waitTime] : Number |
| ThreadResourceAbuse.java:67:20:67:27 | waitTime : Number | semmle.label | waitTime : Number |
| ThreadResourceAbuse.java:72:15:72:17 | parameter this [waitTime] : Number | semmle.label | parameter this [waitTime] : Number |
| ThreadResourceAbuse.java:74:18:74:25 | this <.field> [waitTime] : Number | semmle.label | this <.field> [waitTime] : Number |
| ThreadResourceAbuse.java:74:18:74:25 | waitTime | semmle.label | waitTime |
| ThreadResourceAbuse.java:141:27:141:43 | getValue(...) : String | semmle.label | getValue(...) : String |
| ThreadResourceAbuse.java:144:34:144:42 | delayTime | semmle.label | delayTime |
| ThreadResourceAbuse.java:172:19:172:50 | getHeader(...) : String | semmle.label | getHeader(...) : String |
| ThreadResourceAbuse.java:177:17:177:26 | retryAfter | semmle.label | retryAfter |
| ThreadResourceAbuse.java:208:28:208:56 | getParameter(...) : String | semmle.label | getParameter(...) : String |
| ThreadResourceAbuse.java:211:30:211:87 | new UploadListener(...) [slowUploads] : Number | semmle.label | new UploadListener(...) [slowUploads] : Number |
| ThreadResourceAbuse.java:211:49:211:59 | uploadDelay : Number | semmle.label | uploadDelay : Number |
| UploadListener.java:15:24:15:44 | sleepMilliseconds : Number | semmle.label | sleepMilliseconds : Number |
| UploadListener.java:16:3:16:13 | this <.field> [post update] [slowUploads] : Number | semmle.label | this <.field> [post update] [slowUploads] : Number |
| UploadListener.java:16:17:16:33 | sleepMilliseconds : Number | semmle.label | sleepMilliseconds : Number |
| UploadListener.java:28:14:28:19 | parameter this [slowUploads] : Number | semmle.label | parameter this [slowUploads] : Number |
| UploadListener.java:29:3:29:11 | this <.field> [slowUploads] : Number | semmle.label | this <.field> [slowUploads] : Number |
| UploadListener.java:30:3:30:15 | this <.field> [slowUploads] : Number | semmle.label | this <.field> [slowUploads] : Number |
| UploadListener.java:33:7:33:17 | slowUploads : Number | semmle.label | slowUploads : Number |
| UploadListener.java:33:7:33:17 | this <.field> [slowUploads] : Number | semmle.label | this <.field> [slowUploads] : Number |
| UploadListener.java:35:18:35:28 | slowUploads | semmle.label | slowUploads |
| UploadListener.java:35:18:35:28 | this <.field> [slowUploads] : Number | semmle.label | this <.field> [slowUploads] : Number |
subpaths
| ThreadResourceAbuse.java:21:28:21:36 | delayTime : Number | ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number | ThreadResourceAbuse.java:67:4:67:7 | this [post update] [waitTime] : Number | ThreadResourceAbuse.java:21:4:21:37 | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:30:28:30:36 | delayTime : Number | ThreadResourceAbuse.java:66:30:66:41 | waitTime : Number | ThreadResourceAbuse.java:67:4:67:7 | this [post update] [waitTime] : Number | ThreadResourceAbuse.java:30:4:30:37 | new UncheckedSyncAction(...) [waitTime] : Number |
| ThreadResourceAbuse.java:211:49:211:59 | uploadDelay : Number | UploadListener.java:15:24:15:44 | sleepMilliseconds : Number | UploadListener.java:16:3:16:13 | this <.field> [post update] [slowUploads] : Number | ThreadResourceAbuse.java:211:30:211:87 | new UploadListener(...) [slowUploads] : Number |
#select
| ThreadResourceAbuse.java:74:18:74:25 | waitTime | ThreadResourceAbuse.java:18:25:18:57 | getParameter(...) : String | ThreadResourceAbuse.java:74:18:74:25 | waitTime | Vulnerability of uncontrolled resource consumption due to $@. | ThreadResourceAbuse.java:18:25:18:57 | getParameter(...) | user-provided value |
| ThreadResourceAbuse.java:74:18:74:25 | waitTime | ThreadResourceAbuse.java:29:82:29:114 | getParameter(...) : String | ThreadResourceAbuse.java:74:18:74:25 | waitTime | Vulnerability of uncontrolled resource consumption due to $@. | ThreadResourceAbuse.java:29:82:29:114 | getParameter(...) | user-provided value |
| ThreadResourceAbuse.java:144:34:144:42 | delayTime | ThreadResourceAbuse.java:141:27:141:43 | getValue(...) : String | ThreadResourceAbuse.java:144:34:144:42 | delayTime | Vulnerability of uncontrolled resource consumption due to $@. | ThreadResourceAbuse.java:141:27:141:43 | getValue(...) | user-provided value |
| ThreadResourceAbuse.java:177:17:177:26 | retryAfter | ThreadResourceAbuse.java:172:19:172:50 | getHeader(...) : String | ThreadResourceAbuse.java:177:17:177:26 | retryAfter | Vulnerability of uncontrolled resource consumption due to $@. | ThreadResourceAbuse.java:172:19:172:50 | getHeader(...) | user-provided value |
| UploadListener.java:35:18:35:28 | slowUploads | ThreadResourceAbuse.java:208:28:208:56 | getParameter(...) : String | UploadListener.java:35:18:35:28 | slowUploads | Vulnerability of uncontrolled resource consumption due to $@. | ThreadResourceAbuse.java:208:28:208:56 | getParameter(...) | user-provided value |

19
java/ql/test/experimental/query-tests/security/CWE-400/ThreadResourceAbuse.java
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@@ -192,4 +192,23 @@ public class ThreadResourceAbuse extends HttpServlet {
// ignore
}
}
private long getContentLength(HttpServletRequest request) {
long size = -1;
try {
size = Long.parseLong(request.getHeader("Content-length"));
} catch (NumberFormatException e) {
}
return size;
}
protected void doHead4(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// Get thread pause time from request header
try {
String uploadDelayStr = request.getParameter("delay");
int uploadDelay = Integer.parseInt(uploadDelayStr);
UploadListener listener = new UploadListener(uploadDelay, getContentLength(request));
} catch (Exception e) { }
}
}

40
java/ql/test/experimental/query-tests/security/CWE-400/UploadListener.java Normal file
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@@ -0,0 +1,40 @@
package test.cwe400.cwe.examples;
import java.io.Serializable;
import java.util.Date;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.fileupload2.ProgressListener;
public class UploadListener implements ProgressListener, Serializable {
protected int slowUploads = 0;
private Long bytesRead = 0L;
private long contentLength = 0L;
public UploadListener(int sleepMilliseconds, long requestSize) {
slowUploads = sleepMilliseconds;
contentLength = requestSize;
}
public long getPercent() {
return contentLength != 0 ? bytesRead * 100 / contentLength : 0;
}
public long getBytesRead() {
return bytesRead;
}
public void update(long done, long total, int item) {
bytesRead = done;
contentLength = total;
// Just a way to slow down the upload process and see the progress bar in fast networks.
if (slowUploads > 0 && done < total) {
try {
Thread.sleep(slowUploads);
} catch (Exception e) {
}
}
}
}

2
java/ql/test/experimental/query-tests/security/CWE-400/options
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@@ -1 +1 @@
//semmle-extractor-options: --javac-args -cp ${testdir}/../../../../stubs/servlet-api-2.4
//semmle-extractor-options: --javac-args -cp ${testdir}/../../../../stubs/servlet-api-2.4:${testdir}/../../../../stubs/apache-commons-fileupload-1.4

36
java/ql/test/stubs/apache-commons-fileupload-1.4/org/apache/commons/fileupload2/ProgressListener.java generated Normal file
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@@ -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.commons.fileupload2;
/**
* The {@link ProgressListener} may be used to display a progress bar
* or do stuff like that.
*/
public interface ProgressListener {
/**
* Updates the listeners status information.
*
* @param pBytesRead The total number of bytes, which have been read
* so far.
* @param pContentLength The total number of bytes, which are being
* read. May be -1, if this number is unknown.
* @param pItems The number of the field, which is currently being
* read. (0 = no item so far, 1 = first item is being read, ...)
*/
void update(long pBytesRead, long pContentLength, int pItems);
}