Vulnerability in Lightning_network_daemon_project Lightning_network_daemon

CVE-2020-26896

Prior to 0.11.0-beta, LND (Lightning Network Daemon) had a vulnerability in its invoice database. While claiming on-chain a received HTLC output, it didn't verify that the corresponding outgoing off-chain HTLC was already settled before re…

EPSS: 0.007 (49.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Patch, Mailing List, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Mailing List, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-26896?
CVE-2020-26896 is a high-severity vulnerability in Lightning_network_daemon_project Lightning_network_daemon, classified under Improper Validation of Integrity Check Value. CVSS score: 8.2/10. Published 2020-10-21.
How severe is CVE-2020-26896?
High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2020-26896 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.