CVE-2019-15079 : Exploit Details and Defense Strategies

A flaw in the constructor of an EAI smart contract implementation allowed malicious actors to acquire EAI tokens without cost until June 5, 2019.

Understanding CVE-2019-15079

This CVE describes a vulnerability in an Ethereum token smart contract that could be exploited to obtain tokens without payment.

What is CVE-2019-15079?

The vulnerability lies in the constructor of the EAI smart contract, enabling unauthorized acquisition of EAI tokens.

The Impact of CVE-2019-15079

Malicious individuals could exploit this weakness to obtain EAI tokens without incurring any costs.

Technical Details of CVE-2019-15079

The technical aspects of the vulnerability are as follows:

Vulnerability Description

A typo in the smart contract constructor for EAI tokens until June 5, 2019, allowed attackers to acquire tokens for free.

Affected Systems and Versions

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

Exploitation Mechanism

The vulnerability could be exploited by manipulating the smart contract constructor to acquire EAI tokens without payment.

Mitigation and Prevention

To address CVE-2019-15079, consider the following steps:

Immediate Steps to Take

Audit smart contracts for vulnerabilities regularly.
Implement proper input validation in smart contract code.
Monitor token transactions for suspicious activity.

Long-Term Security Practices

Stay informed about Ethereum smart contract security best practices.
Engage in ongoing security training for developers.
Conduct thorough code reviews and testing for smart contracts.

Patching and Updates

Ensure that smart contracts are updated with secure coding practices and promptly patch any identified vulnerabilities.