Vulnerability in Ethereum Go-ethereum

CVE-2020-26242

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.

EPSS: 0.015 (70.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-26242?
CVE-2020-26242 is a medium-severity vulnerability in Ethereum Go-ethereum. CVSS score: 6.5/10. Published 2020-11-25.
How severe is CVE-2020-26242?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2020-26242 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.