Executive Summary

Informations
Name CVE-2023-30629 First vendor Publication 2023-04-24
Vendor Cve Last vendor Modification 2023-08-02

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact High Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Vyper is a Pythonic Smart Contract Language for the ethereum virtual machine. In versions 0.3.1 through 0.3.7, the Vyper compiler generates the wrong bytecode. Any contract that uses the `raw_call` with `revert_on_failure=False` and `max_outsize=0` receives the wrong response from `raw_call`. Depending on the memory garbage, the result can be either `True` or `False`. A patch is available and, as of time of publication, anticipated to be part of Vyper 0.3.8. As a workaround, one may always put `max_outsize>0`.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-30629

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-670 Always-Incorrect Control Flow Implementation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 5

Sources (Detail)

Source Url
MISC https://docs.vyperlang.org/en/v0.3.7/built-in-functions.html#raw_call
https://github.com/lidofinance/gate-seals/blob/051593e74df01a4131c485b4fda52e...
https://github.com/lidofinance/gate-seals/pull/5/files
https://github.com/vyperlang/vyper/commit/851f7a1b3aa2a36fd041e3d0ed38f9355a5...
https://github.com/vyperlang/vyper/security/advisories/GHSA-w9g2-3w7p-72g9

Alert History

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Date Informations
2023-08-12 01:28:56
  • Multiple Updates
2023-08-03 21:28:09
  • Multiple Updates
2023-08-02 21:27:48
  • Multiple Updates
2023-05-05 00:27:22
  • Multiple Updates
2023-04-25 17:27:16
  • Multiple Updates
2023-04-25 05:27:19
  • First insertion