CVE-2021-25836

Published at:
2021-02-08T18:15:13.863

Global infos:

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.

CVE Status: Modified

References:

  • [email protected]
  • af854a3a-2127-422b-91ae-364da2661108
  • Metrics:

    AttributeValue
    Attack ComplexityLOW
    Attack VectorNETWORK
    Availability ImpactNONE
    Base Score7.5
    Base SeverityHIGH
    Confidentiality ImpactNONE
    Integrity ImpactHIGH
    Privileges RequiredNONE
    ScopeUNCHANGED
    User InteractionNONE
    Vector StringCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
    Exploitability Score3.9
    Impact Score3.6
    Source[email protected]
    TypePrimary

    Links:

    Exploit-db
    Github