CVE-2018-12067 : Vulnerability Insights and Analysis

A potential issue in the smart contract implementation for Substratum (SUB) ERC20 token could lead to financial harm due to a multiplication overflow in the sell function.

Understanding CVE-2018-12067

This CVE involves a vulnerability in the smart contract implementation for Substratum (SUB) ERC20 token, known as the "tradeTrap" problem.

What is CVE-2018-12067?

The issue arises from an overflow in the multiplication of the argument amount and the variable sellPrice within the sell function of the smart contract.

The Impact of CVE-2018-12067

The vulnerability could potentially cause financial harm to the seller due to the multiplication overflow, allowing malicious actors to exploit the smart contract.

Technical Details of CVE-2018-12067

This section provides more technical insights into the vulnerability.

Vulnerability Description

The sell function of the smart contract implementation for Substratum (SUB) ERC20 token allows for a potential trap that could result in financial damage to the seller.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: Not applicable

Exploitation Mechanism

The issue occurs due to an overflow in the multiplication of the argument amount and the variable sellPrice, creating an opportunity for exploitation.

Mitigation and Prevention

Protective measures to address and prevent the exploitation of CVE-2018-12067.

Immediate Steps to Take

Review and update the smart contract code to address the multiplication overflow issue.
Monitor transactions related to the sell function for any suspicious activity.

Long-Term Security Practices

Conduct regular security audits of smart contracts to identify and mitigate vulnerabilities.
Educate developers on secure coding practices to prevent similar issues in the future.

Patching and Updates

Ensure that the smart contract implementation for Substratum (SUB) ERC20 token is updated with a fix for the multiplication overflow vulnerability.