CVE-2018-15890 — CRITICAL (9.8)

Vulnerability 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.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ethereum	Ethereumj	1.8.2

Related Weaknesses (CWE)

CWE-502

References

https://github.com/ethereum/ethereumjProduct
https://github.com/ethereum/ethereumj/issues/1161ExploitIssue TrackingThird Party Advisory
https://github.com/frohoff/ysoserial/ExploitThird Party Advisory
https://github.com/ethereum/ethereumjProduct
https://github.com/ethereum/ethereumj/issues/1161ExploitIssue TrackingThird Party Advisory
https://github.com/frohoff/ysoserial/ExploitThird Party Advisory

FAQ

What is CVE-2018-15890?

CVE-2018-15890 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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, ...

How severe is CVE-2018-15890?

CVE-2018-15890 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-15890?

Check the references section above for vendor advisories and patch information. Affected products include: Ethereum Ethereumj.