CVE-2021-25836

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/cosmos/ethermint/issues/667#issuecomment-759284303Exploit, Third Party Advisory
https://github.com/cosmos/ethermint/issues/667#issuecomment-759284303Exploit, Third Party Advisory

Timeline

Published: Feb 8, 2021
Last modified: Jun 17, 2026
NVD status: Modified

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