Critical severity vulnerability that affects org.ethereum:ethereumj-core

2019-07-26T16:10:39
ID GHSA-HF4P-JM7R-VJJJ
Type github
Reporter GitHub Advisory Database
Modified 2019-07-26T16:10:39

Description

An issue was discovered in EthereumJ 1.8.2. There is Unsafe Deserialization in ois.readObject in mine/Ethash.java and decoder.readObject in crypto/ECKey.java. When a node syncs and mines a new block, arbitrary OS commands can be run on the server.