Resource exhaustion in Bitcoin Bitcoin_core
CVE-2024-55563
Bitcoin Core through 27.2 allows transaction-relay jamming via an off-chain protocol attack, a related issue to CVE-2024-52913. For example, the outcome of an HTLC (Hashed Timelock Contract) can be changed because a flood of transaction tr…
EPSS: 0.006 (45.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Bitcoin Bitcoin_core
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory)
- cve@mitre.org (Product)
- cve@mitre.org (Issue Tracking)
- cve@mitre.org (Mailing List)
- cve@mitre.org (Third Party Advisory)
Frequently asked questions
- What is CVE-2024-55563?
- CVE-2024-55563 is a medium-severity vulnerability in Bitcoin Bitcoin_core, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 5.3/10. Published 2024-12-09.
- How severe is CVE-2024-55563?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2024-55563 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.