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    CVE-2021-42219

    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.

    Published:Mar 16, 2022
    Last Modified:Nov 21, 2024
    EPS:Mar 16, 2022
    EPSS Score:0.00334
    CVSS Score:7.5

    Affected Products

    Vendor
    Ethereum
    Product
    Go Ethereum

    Exploits

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

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-26315 (CVSS 6.9) — go-ethereum (Geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.16.…
    CVE-2026-26314 (CVSS 8.7) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.16.…
    CVE-2026-26313 (CVSS 6.9) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to version 1.17.…
    CVE-2026-22868 (CVSS 7.1) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can …
    CVE-2026-22862 (CVSS 7.1) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can …
    CVE-2025-24883 (CVSS 8.7) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node can …
    CVE-2024-32972 (CVSS 7.5) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to 1.13.15, a vu…
    CVE-2023-42319 (CVSS 7.5) — Geth (aka go-ethereum) through 1.13.4, when --http --graphql is used, allows remote attackers to cause a denia…
    CVE-2023-40591 (CVSS 7.5) — go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. A vulnerable node, can…
    CVE-2022-37450 (CVSS 5.9) — Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situat…

    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