Out-of-bounds Read

2024-02-2806:44:59

Veracode Vulnerability Database

sca.analysiscenter.veracode.com

vyper

out-of-bounds read

_abi_decode

information disclosure

denial of service

CVSS3

3.7

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

AI Score

6.8

Confidence

High

EPSS

Percentile

9.0%

JSON

vyper is vulnerable to Out-of-bounds Read. The vulnerability is due to an excessively large value specified as the starting index for an array in _abi_decode, causing the read position to overflow. This potentially can leads to Information Disclosure or Denial of service.