CVE-2023-7346

Ledger Bitcoin App 2.1.0 Address Derivation Error via Miniscript

Published May 20, 2026 CVSS 4.0 · 4.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Ledger-cli
Ledger-cli ledger
CPEs cpe:2.3:a:ledger-cli:ledger:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ledger-cli:ledger:2.1.1:*:*:*:*:*:*:*
Vendors & Products Ledger-cli
Ledger-cli ledger
Type Values Removed Values Added
First Time appeared Ledger
Ledger ledger Bitcoin App
Vendors & Products Ledger
Ledger ledger Bitcoin App
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Ledger Bitcoin App 2.1.0 Address Derivation Error via Miniscript
Weaknesses CWE-682
References
Metrics cvssV3_1

{'score': 4, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N'}

cvssV4_0

{'score': 4.1, 'vector': 'CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Aug 14, 2026, 4:49 PM
Reserved
May 20, 2026, 1:07 PM
Status
Deferred
Published
May 20, 2026, 4:16 PM
Modified
Jul 23, 2026, 12:10 PM