CVE-2021-41121 Information

Description

Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions when performing a function call inside a literal struct there is a memory corruption issue that occurs because of an incorrect pointer to the the top of the stack. This issue has been resolved in version 0.3.0.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/vyperlang/vyper/security/advisories/GHSA-xv8x-pr4h-73jv https://github.com/vyperlang/vyper/pull/2447

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8