CVE-2023-42441

Summary

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.

Affected Software

Weaknesses

• CWE-833: CWE-833: Deadlock

ADP Enrichment

CVE Program Container

Additional References

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

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

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

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