VulnerabilityModified
CVE-2021-41591
ACINQ Eclair before 0.6.3 allows loss of funds because of dust HTLC exposure.
CRITICAL 9.4EPSS 1.70%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.70%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
ACINQ Eclair before 0.6.3 allows loss of funds because of dust HTLC exposure.
- CVSS 3.1
- 9.4 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
- EPSS
- 1.70% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- acinq/eclair
- Source
- cve@mitre.org
References
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixingPress/Media Coverage
- https://github.com/ACINQ/eclair/pull/1985Patch, Third Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.htmlMailing List, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.htmlExploit, Vendor Advisory
- https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixingPress/Media Coverage
- https://github.com/ACINQ/eclair/pull/1985Patch, Third Party Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.htmlMailing List, Vendor Advisory
- https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.htmlExploit, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.