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githubGitHub Advisory DatabaseGHSA-9GXX-58Q6-42P7
HistoryJun 20, 2024 - 7:18 p.m.

Lightning Network Daemon (LND)'s onion processing logic leads to a denial of service

2024-06-2019:18:25
CWE-20
GitHub Advisory Database
github.com
3
lightning network daemon
parsing vulnerability
onion processing
denial of service
memory allocation
patch
update
version v0.17.0

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

Impact

A parsing vulnerability in lnd’s onion processing logic led to a DoS vector due to excessive memory allocation.

Patches

The issue was patched in lnd v0.17.0. Users should update to a version >= v0.17.0 to be protected.

References

Detailed blog post: https://morehouse.github.io/lightning/lnd-onion-bomb/

Developer discussion: https://delvingbitcoin.org/t/dos-disclosure-lnd-onion-bomb/979

Affected configurations

Vulners
Node
github.com\/lightningnetwork\/lndRange<0.17.0-beta

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.7%

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