cve.bz

CVE-2021-43668

5.5 mediumEPSS 0.3%

Medium (5.5) in ethereum go ethereum. EPSS 0.3% chance of exploitation in the next 30 days.

Go-Ethereum 1.10.9 nodes crash (denial of service) after receiving a serial of messages and cannot be recovered. They will crash with "runtime error: invalid memory address or nil pointer dereference" and arise a SEGV signal.

Severity

CVSS 3.1

5.5 medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
0.3% chance of exploitation in the next 30 days; higher than 17% of CVEs (scores of 2026-10-31)
CWE
CWE-476
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-5m8f-chrv-7rw5Gogithub.com/ethereum/go-ethereum<=1.10.9no fix published

References

Check your stackJSON