Home/CVE/Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly valida
CVE

CVE-2021-41122

Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly valida

Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly validate the bounds of decimal arguments. The can lead to logic errors.

This issue has been resolved in version 0.3.0.

MEDIUM · CVSS 4.3 EPSS 0.00203
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-682Incorrect Calculation
▤

Affected Products & Versions

1
vyperlang vyper< 0.3.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI vyper MODERATE fixed in 0.3.0
⚠

Public Exploits & PoCs

1
pocgithub.com · GHSA-c7pr-343r-5c46github.com
▣

Scoring & Timeline

4.3
MEDIUM · CVSS v3.1 · security-advisories@github.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Oct 2021 · 11:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/vyperlang/vyper/pull/2447Third Party Advisory
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