CVE-2023-30837 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0016.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Vyperlang	Vyper

Configuration 1 [-]

cpe:2.3:a:vyperlang:vyper:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2023-0269	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.\n
Github GHSA	GHSA-mgv8-gggw-mrg6	vyper vulnerable to storage allocator overflow

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/vyperlang/vyper/commit/0bb7203b584e771b23536ba065a6efda457161bb
https://github.com/vyperlang/vyper/security/advisories/GHSA-mgv8-gggw-mrg6

History

Wed, 29 Jan 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2023-05-08T16:03:06.162Z

Updated: 2025-01-29T15:27:39.451Z

Reserved: 2023-04-18T16:13:15.879Z

Link: CVE-2023-30837

Vulnrichment

Updated: 2024-08-02T14:37:15.455Z

NVD

Status : Modified

Published: 2023-05-08T17:15:12.007

Modified: 2024-11-21T08:00:56.617

Link: CVE-2023-30837

Redhat

No data.

OpenCVE Enrichment

No data.

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