CVE-2023-42441

Advisory

Vyper is affected by CVE-2023-42441: 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 runtime. As a workaround, ensure the lock name is a non-empty string.
https://github.com/vyperlang/vyper/security/advisories/GHSA-3hg2-r75x-g69m

Affected package

Affected versions

Fixed versions

Vulnerability changelog

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 runtime. This issue is fixed in version 0.3.10. As a workaround, ensure the lock name is a non-empty string. See CVE-2023-42441.


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

Resources

• https://github.com/vyperlang/vyper/commit/0b740280c1e3c5528a20d47b29831948ddcc6d83
• https://github.com/vyperlang/vyper/pull/3605
• https://github.com/vyperlang/vyper/security/advisories/GHSA-3hg2-r75x-g69m
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-42441