CVE-2020-6861

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.

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
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

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:h:ledger:nano_s:-:::::::*
	cpe:2.3:h:ledger:nano_x:-:::::::*

cpe:2.3:a:ledger:monero:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2020-05-06 14:15

Updated : 2021-07-21 11:39

NVD link : CVE-2020-6861

Mitre link : CVE-2020-6861

CVE.ORG link : CVE-2020-6861

JSON object : View

Products Affected

ledger

nano_x
monero
nano_s

CWE

CWE-327

Use of a Broken or Risky Cryptographic Algorithm

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