CVE-2021-41592
Dashboard / Vulnerabilities / CVE-2021-41592
CVE-2021-41592
Published: 4 Oct 2021Last Modified: 9 Jul 2026
Summary:
Details: Blockstream c-lightning through 0.10.1 allows loss of funds because of dust HTLC exposure.
References: https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing, https://github.com/ElementsProject/lightning, https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html, https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html, https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html
Affected packages
Package
Name:
Purl:
Affected ranges
Type: GIT
Events:
Introduced- 0
Fixed -None
Affected versions
v0.10.1
v0.10.1rc2
v0.10.1rc1
v0.10.0
v0.10.0rc2
v0.10.0rc1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
