Bitcoin Core before 24.0.1 allows remote attackers to...
High severity
Unreviewed
Published
Nov 18, 2024
to the GitHub Advisory Database
•
Updated Nov 18, 2024
Description
Published by the National Vulnerability Database
Nov 18, 2024
Published to the GitHub Advisory Database
Nov 18, 2024
Last updated
Nov 18, 2024
Bitcoin Core before 24.0.1 allows remote attackers to cause a denial of service (daemon crash) via a flood of low-difficulty header chains (aka a "Chain Width Expansion" attack) because a node does not first verify that a presented chain has enough work before committing to store it.
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