CVE-2023-42460

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Sep 27, 2023
Updated: Sep 29, 2023
CWE ID 682

Summary

CVE-2023-42460 is a vulnerability affecting Vyper, a Pythonic Smart Contract Language for the Ethereum Virtual Machine. The issue lies within the `_abi_decode()` function, which fails to validate input when it is used in expressions. This flaw enables attackers to bypass bounds checking, resulting in incorrect results. No fix has been released yet, but one is anticipated in version 0.3.10. Users are encouraged to review pull request #3626 for further information.

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