Medium severity · published Jun 20, 2024
CVE-2024-38359
Lightning Network Daemon Onion Bomb
6.5
CVSS
0.6%
EPSS
No
On KEV
Description
The Lightning Network Daemon (lnd) - is a complete implementation of a Lightning Network node. A parsing vulnerability in lnd's onion processing logic and lead to a DoS vector due to excessive memory allocation. The issue was patched in lnd v0.17.0. Users should update to a version > v0.17.0 to be protected. Users unable to upgrade may set the `--rejecthtlc` CLI flag and also disable forwarding on channels via the `UpdateChanPolicyCommand`, or disable listening on a public network interface via the `--nolisten` flag as a mitigation.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 47% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LN
lnd · lightningnetwork
< 0.17.0 · source: vendor
LN
Lightning Network Daemon · Lightning Network Daemon Project
before 0.17.0 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-38359
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-38359
delvingbitcoin.org
https://delvingbitcoin.org/t/dos-disclosure-lnd-onion-bomb/979
github.com
https://github.com/lightningnetwork/lnd/releases/tag/v0.17.0-beta
github.com
https://github.com/lightningnetwork/lnd/security/advisories/GHSA-9gxx-58q6-42p7
lightning.network
https://lightning.network
morehouse.github.io
https://morehouse.github.io/lightning/lnd-onion-bomb