CVE-2018-13212 : Vulnerability Insights and Analysis

CVE-2018-13212 was published on July 5, 2018, and affects the smart contract implementation for EthereumLegit, an Ethereum token. The vulnerability lies in the sell function of the contract, leading to a potential integer overflow issue.

Understanding CVE-2018-13212

This CVE identifies a critical vulnerability in the EthereumLegit smart contract that could result in a decrease in the seller's assets.

What is CVE-2018-13212?

The sell function of the EthereumLegit smart contract experiences an integer overflow, which may cause the multiplication of 'amount * sellPrice' to yield zero, impacting the seller's assets.

The Impact of CVE-2018-13212

The vulnerability could lead to financial losses for sellers using the EthereumLegit token due to incorrect asset calculations.

Technical Details of CVE-2018-13212

This section provides more in-depth technical insights into the vulnerability.

Vulnerability Description

The sell function of the EthereumLegit smart contract suffers from an integer overflow issue, potentially resulting in a situation where the multiplication of 'amount * sellPrice' could yield zero.

Affected Systems and Versions

Product: EthereumLegit
Vendor: N/A
Version: N/A

Exploitation Mechanism

The exploitation involves manipulating the 'amount' and 'sellPrice' parameters to trigger the integer overflow, leading to incorrect asset calculations.

Mitigation and Prevention

To address CVE-2018-13212 and prevent potential exploitation, the following steps are recommended:

Immediate Steps to Take

Disable the affected smart contract function if possible.
Monitor and review transactions involving the EthereumLegit token for unusual behavior.

Long-Term Security Practices

Implement secure coding practices to prevent integer overflow vulnerabilities.
Conduct regular security audits and code reviews of smart contracts.

Patching and Updates

Collaborate with the EthereumLegit development team to deploy a patched version of the smart contract.