id: PYSEC-2022-43053
modified: 2023-08-02T18:28:00.437362Z
published: 2022-06-09T09:15:00Z
aliases:
- CVE-2022-29255
- GHSA-4v9q-cgpw-cf38
details: Vyper is a Pythonic Smart Contract Language for the ethereum virtual machine.
  In versions prior to 0.3.4 when a calling an external contract with no return value,
  the contract address (including side effects) could be evaluated twice. This may
  result in incorrect outcomes for contracts. This issue has been addressed in v0.3.4.
affected:
- package:
    ecosystem: PyPI
    name: vyper
    purl: pkg:pypi/vyper
  ranges:
  - type: GIT
    events:
    - introduced: "0"
    - fixed: 6b4d8ff185de071252feaa1c319712b2d6577f8d
    repo: https://github.com/vyperlang/vyper
  - type: ECOSYSTEM
    events:
    - introduced: "0"
    - fixed: 0.3.4
  versions:
  - 0.1.0b1
  - 0.1.0b10
  - 0.1.0b11
  - 0.1.0b12
  - 0.1.0b13
  - 0.1.0b14
  - 0.1.0b15
  - 0.1.0b16
  - 0.1.0b17
  - 0.1.0b2
  - 0.1.0b3
  - 0.1.0b4
  - 0.1.0b5
  - 0.1.0b6
  - 0.1.0b7
  - 0.1.0b8
  - 0.1.0b9
  - 0.2.1
  - 0.2.10
  - 0.2.11
  - 0.2.12
  - 0.2.13
  - 0.2.14
  - 0.2.15
  - 0.2.16
  - 0.2.2
  - 0.2.3
  - 0.2.4
  - 0.2.5
  - 0.2.6
  - 0.2.7
  - 0.2.8
  - 0.2.9
  - 0.3.0
  - 0.3.1
  - 0.3.2
  - 0.3.3
severity:
- type: CVSS_V3
  score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
references:
- type: EVIDENCE
  url: https://github.com/vyperlang/vyper/security/advisories/GHSA-4v9q-cgpw-cf38
- type: ADVISORY
  url: https://github.com/vyperlang/vyper/security/advisories/GHSA-4v9q-cgpw-cf38
- type: FIX
  url: https://github.com/vyperlang/vyper/commit/6b4d8ff185de071252feaa1c319712b2d6577f8d