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LOG4J2-3201 - Limit the protocols JNDI can use by default. Limit the …
…servers and classes that can be accessed via LDAP.
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36 changes: 36 additions & 0 deletions
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log4j-core/src/test/java/org/apache/logging/log4j/core/lookup/JndiExploit.java
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/* | ||
* 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.logging.log4j.core.lookup; | ||
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import java.util.Hashtable; | ||
import javax.naming.Context; | ||
import javax.naming.Name; | ||
import javax.naming.spi.ObjectFactory; | ||
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import static org.junit.jupiter.api.Assertions.fail; | ||
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/** | ||
* Test LDAP object | ||
*/ | ||
public class JndiExploit implements ObjectFactory { | ||
@Override | ||
public Object getObjectInstance(Object obj, Name name, Context nameCtx, Hashtable<?, ?> environment) | ||
throws Exception { | ||
fail("getObjectInstance must not be allowed"); | ||
return null; | ||
} | ||
} |
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Good job fixing the issue. Hopefully, individuals and companies work quickly to update before too much damage is caused :/