CVE-2020-26242

Denial of service in geth

Description

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.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.51%

Vendor Advisory ethereum.org

Affected: ethereum go-ethereum

References

Link	Tags
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-jm5c-rv3w-w83m	third party advisory
https://blog.ethereum.org/2020/11/12/geth_security_release/	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-26242?: CVE-2020-26242 has been scored as a medium severity vulnerability.
How to fix CVE-2020-26242?: To fix CVE-2020-26242, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-26242 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-26242 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-26242?: CVE-2020-26242 affects ethereum go-ethereum.

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