CVE-2021-41592
9.4 CRITICALBlockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure
Published: 2021-10-04 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 9.4 CRITICAL
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
- CWE
- CWE-770
Affected products
| Vendor | Product |
|---|---|
| elementsproject | c-lightning |
Description
Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-41592
- [Other]https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing
- [Other]https://github.com/ElementsProject/lightning
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html
- [Other]https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing
- [Other]https://github.com/ElementsProject/lightning
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html
- [Vendor advisory]https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html
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