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CVE-2021-42219

7.5 highEPSS 1.2%

High (7.5) in ethereum go ethereum. EPSS 1.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-vrcc-g6vj-mh5wGogithub.com/ethereum/go-ethereum<=1.10.9no fix published

References

Check your stackJSON