lightning network daemon vulnerabilities and fixes

Recent CVEs affecting lightning network daemon, with upgrade or downgrade steps. 4 tracked.

Also searched as: lightningnetworkdaemon.

lightning network daemon has 4 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2022-11-17. Highest priority: CVE-2021-41593 (score 60/100).

• CVE-2022-39389 HIGH 8.2 UPGRADE UPGRADE Lightning Network Daemon (lnd) is an implementation of a lightning bitcoin overlay network node
• CVE-2021-41593 HIGH 8.6 UPGRADE Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure.
• CVE-2020-26896 HIGH 8.2 UPGRADE Prior to 0.11.0-beta, LND (Lightning Network Daemon) had a vulnerability in its invoice database
• CVE-2020-26895 MEDIUM 5.3 DOWNGRADE Prior to 0.10.0-beta, LND (Lightning Network Daemon) would have accepted a counterparty high-S signature and b

FAQ

How do I fix lightning network daemon vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is lightning network daemon being exploited right now?

None of the tracked lightning network daemon CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which lightning network daemon CVE should I patch first?

CVE-2021-41593 currently ranks highest (60/100): Lightning Labs lnd before 0.13.3-beta allows loss of funds because of dust HTLC exposure..

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