CVE-2020-26800: Medium severity ethereum blockchain vulnerability
Published Jan 11, 2021
·Updated
A stack overflow vulnerability in Aleth Ethereum C++ client version <= 1.8.0 using a specially crafted a config.json file may result in a denial of service.
Affected Software
1 affected component
Ethereum Aleth<=1.8.0
Event History
Jan 11, 2021
CVE Published
via MITRE·12:50 PM
Data Sourced
via MITRE·12:50 PM
Description
Frequently Asked Questions
1
What is CVE-2020-26800?
CVE-2020-26800 is a stack overflow vulnerability in Aleth Ethereum C++ client version <= 1.8.0.
2
How does CVE-2020-26800 affect Aleth Ethereum C++ client?
CVE-2020-26800 affects Aleth Ethereum C++ client version <= 1.8.0 by allowing a denial of service through a specially crafted config.json file.
3
What is the severity of CVE-2020-26800?
The severity of CVE-2020-26800 is medium with a severity value of 5.5.
4
How can I fix the CVE-2020-26800 vulnerability?
To fix the CVE-2020-26800 vulnerability, upgrade to a version of Aleth Ethereum C++ client that is higher than 1.8.0.
5
Where can I find more information about CVE-2020-26800?
You can find more information about CVE-2020-26800 on the official Ethereum website and the Aleth Ethereum C++ client GitHub repository.