CVE-2023-7345
Published:May 19, 2026
Updated:June 11, 2026
Ledger Live with vulnerable versions of ledgerhq/hw-app-eth prior to 6.34.7 contains an integer parsing vulnerability that allows attackers to manipulate EIP-712 typed data messages by exploiting incorrect hexadecimal field parsing when values contain an odd number of characters. Attackers can obtain signatures on truncated or misinterpreted message values to authorize unintended blockchain transactions, such as asset transfers at incorrect amounts.
Affected Packages
https://github.com/LedgerHQ/ledger-live.git (GITHUB):
Affected version(s) >=@ledgerhq/hw-app-eth@6.26.1-monorepo.1 <@ledgerhq/hw-app-eth@6.34.7Fix Suggestion:
Update to version @ledgerhq/hw-app-eth@6.34.7@ledgerhq/hw-app-eth (NPM):
Affected version(s) >=1.0.5 <6.34.7Fix Suggestion:
Update to version 6.34.7Related Resources (3)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Incorrect Type Conversion or Cast
EPSS
Base Score:
0.03