CVE-2023-42441

Published on: Not Yet Published

Last Modified on: 09/21/2023 06:19:00 PM UTC

CVE-2023-42441 - advisory for GHSA-3hg2-r75x-g69m

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Certain versions of Vyper from Vyperlang contain the following vulnerability:

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.

  • CVE-2023-42441 has been assigned by URL Logo security-adviso[email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • Affected Vendor/Software: URL Logo vyperlang - vyper version = >= 0.2.9, < 0.3.10

CVSS3 Score: 5.3 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE LOW NONE

CVE References

Description Tags ⓘ Link
incorrect re-entrancy lock when key is empty string · Advisory · vyperlang/vyper · GitHub github.com
text/html
 URL Logo MISC github.com/vyperlang/vyper/security/advisories/GHSA-3hg2-r75x-g69m
fix: only allow valid identifiers to be nonreentrant keys by charles-cooper · Pull Request #3605 · vyperlang/vyper · GitHub github.com
text/html
 URL Logo MISC github.com/vyperlang/vyper/pull/3605
fix: only allow valid identifiers to be nonreentrant keys (#3605) · vyperlang/vyper@0b74028 · GitHub github.com
text/html
 URL Logo MISC github.com/vyperlang/vyper/commit/0b740280c1e3c5528a20d47b29831948ddcc6d83
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Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationVyperlangVyperAllAllAllAll
  • cpe:2.3:a:vyperlang:vyper:*:*:*:*:*:python:*:*:
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