CVE-2021-41173

low-risk
Published 2021-10-26

Go Ethereum is the official Golang implementation of the Ethereum protocol. Prior to version 1.10.9, a vulnerable node is susceptible to crash when processing a maliciously crafted message from a peer. Version v1.10.9 contains patches to the vulnerability. There are no known workarounds aside from upgrading.

Do I need to act?

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0.18% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.7/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Ethereum

References (8)

Patch https://github.com/ethereum/go-ethereum/commit/e40b37718326b8b4873b3b00a0db2e6c6...
Patch https://github.com/ethereum/go-ethereum/pull/23801
Release Notes https://github.com/ethereum/go-ethereum/releases/tag/v1.10.9
Third Party Advisory https://github.com/ethereum/go-ethereum/security/advisories/GHSA-59hh-656j-3p7v
Patch https://github.com/ethereum/go-ethereum/commit/e40b37718326b8b4873b3b00a0db2e6c6...
Patch https://github.com/ethereum/go-ethereum/pull/23801
Release Notes https://github.com/ethereum/go-ethereum/releases/tag/v1.10.9
Third Party Advisory https://github.com/ethereum/go-ethereum/security/advisories/GHSA-59hh-656j-3p7v
28
/ 100
low-risk
Severity 22/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal