Deserialization in Ethereum Ethereumj
CVE-2018-15890
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.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.030 · newest: 0.029 · change: -0.000
Affected products
- Ethereum Ethereumj — versions 1.8.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/ethereum/ethereumj (Product)
- github.com/frohoff/ysoserial/ (Exploit, Third Party Advisory)
- github.com/ethereum/ethereumj/issues/1161 (Exploit, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-15890?
- CVE-2018-15890 is a critical-severity vulnerability in Ethereum Ethereumj, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2019-06-20.
- How severe is CVE-2018-15890?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2018-15890 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.