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CVE-2023-30837

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CVE-2023-30837

Published: May 8, 2023

Modified: Jan 29, 2025

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

Vyper is a pythonic smart contract language for the EVM. The storage allocator does not guard against allocation overflows in versions prior to 0.3.8. An attacker can overwrite the owner variable. This issue was fixed in version 0.3.8.

VendorProductVersions

vyperlang

vyper

affected
< 0.3.8

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

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