Vulnerability Details : 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 runtime. This issue is fixed in version 0.3.10. As a workaround, ensure the lock name is a non-empty string.
Published 2023-09-18 21:16:10
Updated 2023-09-21 18:19:21
Source GitHub, Inc.
View at NVD,   CVE.org

Products affected by CVE-2023-42441

Exploit prediction scoring system (EPSS) score for CVE-2023-42441

EPSS FAQ
0.08%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-42441

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.3
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.9
1.4
 NIST
5.3
 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
3.9
1.4
 GitHub, Inc.

CWE ids for CVE-2023-42441

  • The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
    Assigned by: nvd@nist.gov (Primary)
  • The product contains multiple threads or executable segments that are waiting for each other to release a necessary lock, resulting in deadlock.
    Assigned by: security-advisories@github.com (Secondary)

References for CVE-2023-42441

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