CVEvulnerability
CVE-2021-41592
9.4 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2021-10-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 9.4 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-770
Description
Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.
Affected configurations
• elementsproject c-lightning (<= 0.10.1)
Related
Weakness · CWE (1)
- CWE-770 Allocation of Resources Without Limits or Throttling weakness
References
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing Press/Media Coverage, Third Party Advisory
- https://github.com/ElementsProject/lightning Third Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html Mailing List, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html Mailing List, Mitigation, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html Mailing List, Vendor Advisory
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing Press/Media Coverage, Third Party Advisory
- https://github.com/ElementsProject/lightning Third Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html Mailing List, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html Mailing List, Mitigation, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html Mailing List, Vendor Advisory