Vulnerability Description
Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.
CVSS Score
9.4
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Elementsproject | C-Lightning | <= 0.10.1 |
Related Weaknesses (CWE)
References
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-onPress/Media CoverageThird Party Advisory
- https://github.com/ElementsProject/lightningThird Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.htmlMailing ListVendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.htMailing ListMitigationVendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.htMailing ListVendor Advisory
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-onPress/Media CoverageThird Party Advisory
- https://github.com/ElementsProject/lightningThird Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.htmlMailing ListVendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.htMailing ListMitigationVendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.htMailing ListVendor Advisory
FAQ
What is CVE-2021-41592?
CVE-2021-41592 is a vulnerability with a CVSS score of 9.4 (CRITICAL). Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.
How severe is CVE-2021-41592?
CVE-2021-41592 has been rated CRITICAL with a CVSS base score of 9.4/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-41592?
Check the references section above for vendor advisories and patch information. Affected products include: Elementsproject C-Lightning.