Vulnerability in Chainsafe Ethermint

CVE-2021-25836

Cosmos Network Ethermint <= v0.4.0 is affected by cache lifecycle inconsistency in the EVM module. The bytecode set in a FAILED transaction wrongfully remains in memory(stateObject.code) and is further written to persistent store at the Endblock stage, which may be utilized to build honeypot contracts.

EPSS: 0.013 (66.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

References

Frequently asked questions

What is CVE-2021-25836?
CVE-2021-25836 is a high-severity vulnerability in Chainsafe Ethermint. CVSS score: 7.5/10. Published 2021-02-08.
How severe is CVE-2021-25836?
High severity. CVSS v3 base score is 7.5 out of 10.