CVE-2023-7346

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.

Scoring

Severity
MEDIUM
CVSS base score
4.1
CVSS 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
EPSS probability
0.14%
CWE
CWE-682
Published
2026-05-20
Last modified
2026-08-14

Affected products

Weakness type

Related vulnerabilities

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