CVE-2021-42219

Published: Mar 16, 2022Updated: Nov 21, 2024 Sources: CVE List NVD GHSANVD-CWE-noinfo

NVD MITRE

7.5CVSSHIGH

EPSS Score

Description

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.

CVSS Vector Breakdown

Exploitability

AV:NAttack Vector

Network

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:HAvailability

High

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Weaknesses

NVD-CWE-noinfo

Affected Products

go ethereum ethereum

Mixed

OSS Libraries / generic-library

github.com/ethereum/go-ethereum Go OSS Libraries

n/a n/a

ethereumoss-projectOSS Librariesaka go ethereum, go-ethereum, cpp-ethereum

gopackage-ecosystemOSS Libraries

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

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

docs.google.com

https://nvd.nist.gov/vuln/detail/CVE-2021-42219

nvd.nist.gov

Timeline

Published

Mar 16, 2022

Last Updated

Nov 21, 2024

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