CVE-2021-39137mediumCWE-436

CVE-2021-39137: medium-severity vulnerability in ethereum go-ethereum

Consensus flaw during block processing in go-ethereum

Published · Updated

Follow this CVE+ Monitor go-ethereum+ Monitor github.com/ethereum/go-ethereum

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 6.5epss 1.3%
go-ethereum is the official Go implementation of the Ethereum protocol. In affected versions a consensus-vulnerability in go-ethereum (Geth) could cause a chain split, where vulnerable versions refuse to accept the canonical chain. Further details about the vulnerability will be disclosed at a later date. A patch is included in the upcoming `v1.10.8` release. No workaround are available.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
ethereum · go-ethereum
Related CVEs — ethereum go-ethereum

In the same product, most dangerous first.

CVE-2020-26264MEDIUMLES Server DoS via GetProofsV2EPSS 1.9%CVE-2020-26240MEDIUMErroneous Proof of Work calculation in gethEPSS 1.9%CVE-2020-26242MEDIUMDenial of service in gethEPSS 1.5%CVE-2021-41173MEDIUMDoS via maliciously crafted p2p messageEPSS 1.2%CVE-2020-26241MEDIUMShallow copy bug in gethEPSS 1.2%CVE-2022-29177MEDIUMDoS via malicious p2p message in Go-EthereumEPSS 1.2%