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TI-2021-07889 Aliases CVE-2021-25836

Cosmos Network Ethermint <= v0.4.0 is affected by cache lifecycle inconsistency in the…

Priority LOW 35Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · High · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.01275 70th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:chainsafe:ethermint:*:*:*:*:*:*:*:*up to 0.4.0VulnerableChainSafe
  • cpe:2.3:a:chainsafe:ethermint:*:*:*:*:*:*:*:* Versions up to 0.4.0 Vulnerable ·ChainSafe

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-25836

References

Exploit 1

  • TI-2021-07890 Cosmos Network Ethermint <= v0.4.0 is affected by cache lifecycle inconsistency in the… CVSS 3.1HIGH 7.5
  • TI-2021-07888 Cosmos Network Ethermint <= v0.4.0 is affected by a cross-chain transaction replay… CVSS 3.1HIGH 7.5
  • TI-2021-07887 Cosmos Network Ethermint <= v0.4.0 is affected by a transaction replay vulnerability in… CVSS 3.1HIGH 7.5

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences