CVE-2024-55563

Summary

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 Software

Weaknesses

• n/a

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://en.bitcoin.it/wiki/Common_Vulnerabilities_and_Exposures
• https://bitcoincore.org
• https://delvingbitcoin.org/t/full-disclosure-transaction-relay-throughput-overflow-attacks-against-off-chain-protocols/1305
• https://gnusha.org/pi/bitcoindev/CALZpt+EptER=p+P7VN3QAb9n=dODA9_LnR9xZwWpRsdAwedv=w@mail.gmail.com/T/#u
• https://ariard.github.io

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