CVE-2018-15890: Deserialization of Untrusted Data

July 26, 2019 (updated August 17, 2021)

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.

References

github.com/advisories/GHSA-hf4p-jm7r-vjjj
github.com/ethereum/ethereumj
github.com/ethereum/ethereumj/issues/1161
github.com/frohoff/ysoserial/
nvd.nist.gov/vuln/detail/CVE-2018-15890

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