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CVE-2023-7346

Ledger Bitcoin App 2.1.0 Address Derivation Error via Miniscript

Published: May 20, 2026Updated: May 20, 2026 Sources: CVE List NVD
NVD MITRE
4.0CVSS
MEDIUM

Ledger Bitcoin app versions 2.1.0 and 2.1.1 contain an address derivation vulnerability that allows attackers to cause incorrect Bitcoin addresses to be displayed by exploiting improper handling of miniscript policies containing the a: fragment. Attackers can craft malicious miniscript policies that cause the device to derive and display incorrect receiving addresses, potentially leading to funds being sent to unintended addresses.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:PAC:HPR:NUI:RS:UC:NI:HA:N
Exploitability
AV:PAttack Vector
Physical
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None

Weaknesses

CWE-682

Affected Products

Ledger Bitcoin app
Ledger

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

https://donjon.ledger.com/lsb/019/
donjon.ledger.com
https://www.vulncheck.com/advisories/ledger-bitcoin-app-address-derivation-error-via-miniscript
vulncheck.com

Timeline

Published
May 20, 2026
Last Updated
May 20, 2026

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