7.5

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) because a node does not first verify that a presented chain has enough work before committing to store it.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Bitcoin ≫ Bitcoin Core Version < 24.0.1
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.78% 0.512
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-770 Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.

https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
Third Party Advisory
https://bitcoincore.org/en/2024/09/18/disclose-headers-oom
Vendor Advisory
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2019-October/017354.html
Mailing List