CVEvulnerability
CVE-2024-55563
5.3 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2024-12-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- Weaknesses
- CWE-770
Description
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 traffic prevents propagation of certain Lightning channel transactions.
Affected configurations
• bitcoin bitcoin core (<= 27.2)
Related
Weakness · CWE (1)
- CWE-770 Allocation of Resources Without Limits or Throttling weakness
References
- https://ariard.github.io Third Party Advisory
- https://bitcoincore.org Product
- https://delvingbitcoin.org/t/full-disclosure-transaction-relay-throughput-overflow-attacks-against-off-chain-protocols/1305 Issue Tracking
- https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures Third Party Advisory
- https://gnusha.org/pi/bitcoindev/CALZpt+EptER=p+[email protected]/T/#u Mailing List