CVE-2021-42219

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    CVE-2021-42219

    Published: 17 Mar 2022Last Modified: 24 Oct 2026

    Summary:

    Details: Go-Ethereum v1.10.9 was discovered to contain an issue which allows attackers to cause a denial of service (DoS) via sending an excessive amount of messages to a node. This is caused by missing memory in the component /ethash/algorithm.go.

    References: https://docs.google.com/document/d/1dYFSpNZPC0OV-n1mMqdc269u9yYU1XQy/edit?usp=sharing&ouid=112110745137218798745&rtpof=true&sd=true

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- eae3b1946a276ac099e0018fc792d9e8c3bfda6d
    Fixed -None

    Affected versions

    1.10.9

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-42219 | CVE-DB