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CVE-2023-7346— Ledger Bitcoin App 2.1.0 Address Derivation Error via Miniscript

Quick assessment

Affected
Ledger Ledger Bitcoin app
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ledger Bitcoin app是Ledger开源的一款运行在Ledger硬件钱包上的比特币资产管理应用。 Ledger Bitcoin app 2.1.0版本和2.1.1版本存在安全漏洞，该漏洞源于对包含a:片段的miniscript策略处理不当，可能导致攻击者利用特制的miniscript策略使设备派生并显示错误的接收地址，从而导致资金发送到意外地址。

CVSS 4.0 · Medium EPSS 0.14% · P3

Affected Version Matrix 3

VendorProduct Version RangeStatus
Ledger Ledger Bitcoin app 2.1.0 affected
2.1.1 affected
2.1.2 unaffected
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I. Basic Information for CVE-2023-7346

Vulnerability Information
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Vulnerability Title
Ledger Bitcoin App 2.1.0 Address Derivation Error via Miniscript
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
数值计算不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Ledger Bitcoin app 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ledger Bitcoin app是Ledger开源的一款运行在Ledger硬件钱包上的比特币资产管理应用。 Ledger Bitcoin app 2.1.0版本和2.1.1版本存在安全漏洞，该漏洞源于对包含a:片段的miniscript策略处理不当，可能导致攻击者利用特制的miniscript策略使设备派生并显示错误的接收地址，从而导致资金发送到意外地址。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Ledger Ledger Bitcoin app 2.1.0 -

II. Public POCs for CVE-2023-7346

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III. Intelligence Information for CVE-2023-7346

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Vendor Advisories for CVE-2023-7346 (2)

IV. Related Vulnerabilities

Same vendor: Ledger
Same weakness: CWE-682

V. Comments for CVE-2023-7346

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