Executive Summary

Informations
Name CVE-2020-26895 First vendor Publication 2020-10-21
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact Low Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Prior to 0.10.0-beta, LND (Lightning Network Daemon) would have accepted a counterparty high-S signature and broadcast tx-relay invalid local commitment/HTLC transactions. This can be exploited by any peer with an open channel regardless of the victim situation (e.g., routing node, payment-receiver, or payment-sender). The impact is a loss of funds in certain situations.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26895

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-354 Improper Validation of Integrity Check Value

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 54

Sources (Detail)

https://gist.github.com/ariard/fb432a9d2cd3ba24fdc18ccc8c5c6eb4
https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-October/002856...
https://lists.linuxfoundation.org/pipermail/lightning-dev/2020-October/002858...
Source Url

Alert History

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Date Informations
2024-11-28 13:42:52
  • Multiple Updates
2021-05-04 13:50:32
  • Multiple Updates
2021-04-22 03:01:55
  • Multiple Updates
2020-11-01 17:22:59
  • Multiple Updates
2020-10-22 01:30:35
  • Multiple Updates
2020-10-22 01:28:43
  • Multiple Updates
2020-10-21 17:23:05
  • Multiple Updates
2020-10-21 09:23:01
  • First insertion