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Improper Validation Affecting github.com/lightningnetwork/lnd package, versions <0.10.0-beta

0.0
medium

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 0.06% (24th percentile)
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NVD
5.3 medium

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  • Snyk ID SNYK-GOLANG-GITHUBCOMLIGHTNINGNETWORKLND-1047780
  • published 2 Dec 2020
  • disclosed 2 Dec 2020
  • credit Antoine Riard
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Introduced: 2 Dec 2020

CVE-2020-26895 Open this link in a new tab
CWE-354 Open this link in a new tab

How to fix?

Upgrade github.com/lightningnetwork/lnd to version 0.10.0-beta or higher.

Overview

github.com/lightningnetwork/lnd is a complete implementation of a Lightning Network node.

Affected versions of this package are vulnerable to Improper Validation. It accepts a counterparty high-S signature and broadcasts tx-relay invalid local commitment/HTLC transactions.

References