CVE-2019-25220
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)…
Published: 2024-11-18 · CVSS: 7.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7