What is CVE-2023-42441?

CVE-2023-42441 is a medium-severity vulnerability in Vyperlang Vyper, classified under CWE-833. CVSS score: 5.3/10. Published 2023-09-18.

How severe is CVE-2023-42441?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Vyperlang Vyper

CVE-2023-42441

Vyper is a Pythonic Smart Contract Language for the Ethereum Virtual Machine (EVM). Starting in version 0.2.9 and prior to version 0.3.10, locks of the type `@nonreentrant("")` or `@nonreentrant('')` do not produce reentrancy checks at run…

EPSS: 0.002 (35.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

Affected products

Vyperlang Vyper — versions >= 0.2.9, < 0.3.10

Weakness classification (CWE)

CWE-833

References

https://github.com/vyperlang/vyper/security/advisories/GHSA-3hg2-r75x-g69m (x_refsource_CONFIRM)
https://github.com/vyperlang/vyper/pull/3605 (x_refsource_MISC)
https://github.com/vyperlang/vyper/commit/0b740280c1e3c5528a20d47b29831948ddcc6d83 (x_refsource_MISC)

Frequently asked questions

What is CVE-2023-42441?: CVE-2023-42441 is a medium-severity vulnerability in Vyperlang Vyper, classified under CWE-833. CVSS score: 5.3/10. Published 2023-09-18.
How severe is CVE-2023-42441?: Medium severity. CVSS v3 base score is 5.3 out of 10.