CVE-2020-6861

CVSS V2 Low 2.1 CVSS V3 Medium 5.5
Description
A flawed protocol design in the Ledger Monero app before 1.5.1 for Ledger Nano and Ledger S devices allows a local attacker to extract the master spending key by sending crafted messages to this app selected on a PIN-entered Ledger connected to a host PC.
Overview
  • CVE ID
  • CVE-2020-6861
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-05-06T14:15:11
  • Last Modified Date
  • 2021-07-21T11:39:23
Weakness Enumerations
CWE URL
CWE-327 http://cwe.mitre.org/data/definitions/327.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:ledger:monero:*:*:*:*:*:*:*:* 1 OR 1.5.1
cpe:2.3:h:ledger:nano_s:-:*:*:*:*:*:*:* 0 OR
cpe:2.3:h:ledger:nano_x:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 2.1
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • NONE
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://deadcode.me/blog/2020/04/25/Ledger-Monero-app-spend-key-extraction.html Exploit Third Party Advisory
https://donjon.ledger.com/lsb/008/ Exploit Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-6861
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6861
History
Created Old Value New Value Data Type Notes
2022-05-10 07:05:31 Added to TrackCVE
2022-12-04 16:10:14 2020-05-06T14:15Z 2020-05-06T14:15:11 CVE Published Date updated
2022-12-04 16:10:14 2021-07-21T11:39:23 CVE Modified Date updated
2022-12-04 16:10:14 Analyzed Vulnerability Status updated