CVE-2018-13513: Integer Overflow

Published Jul 9, 2018

Updated

The mintToken function of a smart contract implementation for Ubiou, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any value.

Affected Software

1 affected component

Ubiou Ubiou

Event History

Jul 9, 2018

CVE Published

via MITRE·06:00 AM

Data Sourced

via MITRE·06:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2018-13513?

CVE-2018-13513 has been classified with high severity due to the potential for arbitrary balance manipulation in the Ubiou token contract.

How do I fix CVE-2018-13513?

To fix CVE-2018-13513, you need to implement proper checks to prevent integer overflow in the mintToken function.

Who is affected by CVE-2018-13513?

Users of the Ubiou Ethereum token and any smart contracts relying on its implementation are affected by CVE-2018-13513.

What can attackers do with CVE-2018-13513?

Attackers can exploit CVE-2018-13513 to set the balance of any user to an arbitrary value, potentially leading to significant financial losses.

Is CVE-2018-13513 a common vulnerability?

CVE-2018-13513 underscores a common vulnerability in Ethereum smart contracts related to integer overflow that can affect various tokens.