CVE-2021-3004 Information

Description

The _deposit function in the smart contract implementation for Stable Yield Credit (yCREDIT) an Ethereum token has certain incorrect calculations. An attacker can obtain more yCREDIT tokens than they should.

CVSS Vector

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

Reference

https://blocksecteam.medium.com/deposit-less-get-more-ycredit-attack-details-f589f71674c3 https://etherscan.io/address/0xe0839f9b9688a77924208ad509e29952dc660261

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5