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HADOOP-13299. JMXJsonServlet is vulnerable to TRACE. (Haibo Chen via kasha)

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This commit is contained in:
Karthik Kambatla 2016-08-09 13:42:25 -07:00
parent 0f701f433d
commit 85422bb7c5
2 changed files with 23 additions and 1 deletions
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11
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/jmx/JMXJsonServlet.java
View File

@ -147,7 +147,16 @@ protected boolean isInstrumentationAccessAllowed(HttpServletRequest request,
return HttpServer2.isInstrumentationAccessAllowed(getServletContext(),
request, response);
}
/**
* Disable TRACE method to avoid TRACE vulnerability.
*/
@Override
protected void doTrace(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
resp.sendError(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
}
/**
* Process a GET request for the specified resource.
*

13
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/jmx/TestJMXJsonServlet.java
View File

@ -24,6 +24,8 @@
import org.junit.BeforeClass;
import org.junit.Test;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.regex.Matcher;
@ -81,4 +83,15 @@ public static void assertReFind(String re, String value) {
assertEquals("GET", conn.getHeaderField(ACCESS_CONTROL_ALLOW_METHODS));
assertNotNull(conn.getHeaderField(ACCESS_CONTROL_ALLOW_ORIGIN));
}
@Test
public void testTraceRequest() throws IOException {
URL url = new URL(baseUrl, "/jmx");
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setRequestMethod("TRACE");
assertEquals("Unexpected response code",
HttpServletResponse.SC_METHOD_NOT_ALLOWED, conn.getResponseCode());
}
}