// For flags

CVE-2021-41122

Bounds check missing for decimal args in Vyper

Severity Score

4.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Vyper is a Pythonic Smart Contract Language for the EVM. In affected versions external functions did not properly validate the bounds of decimal arguments. The can lead to logic errors. This issue has been resolved in version 0.3.0.

Vyper es un lenguaje de contrato inteligente de Python para el EVM. En las versiones afectadas, las funciones externas no comprueban correctamente los límites de los argumentos decimales. Esto puede conllevar a errores lógicos. Este problema ha sido resuelto en la versión 0.3.0

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-09-15 CVE Reserved
  • 2021-10-05 CVE Published
  • 2023-04-28 EPSS Updated
  • 2024-08-04 CVE Updated
  • 2024-08-04 First Exploit
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-682: Incorrect Calculation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Vyperlang
Search vendor "Vyperlang"
 Vyper
Search vendor "Vyperlang" for product "Vyper"
 < 0.3.0
Search vendor "Vyperlang" for product "Vyper" and version " < 0.3.0"
-
Affected