High severity · published Oct 4, 2021
CVE-2021-41593
Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure
8.6
CVSS
1.9%
EPSS
No
On KEV
Description
Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
High
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LN
Lightning Network Daemon · Lightning Network Daemon Project
before 0.11.0; 0.11.0; 0.11.0; 0.11.0; 0.11.0; 0.11.0; +32 more · source: NVD
Affected product
LN
Lightning Network Daemon
Lightning Network Daemon Project
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41593
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41593
Press/Media Coverage
https://bitcoinmagazine.com/technical/good-griefing-a-lingering-vulnerability-on-lightning-network-that-still-needs-fixing
Release Notes
https://github.com/lightningnetwork/lnd/blob/master/docs/release-notes/release-notes-0.13.3.md
Third Party Advisory
https://github.com/lightningnetwork/lnd/releases/tag/v0.13.3-beta
Mailing List
https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-May/002714.html
Mailing List
https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003257.html
Exploit
https://lists.linuxfoundation.org/pipermail/lightning-dev/2021-October/003264.html
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