CVE-2019-1000013 : Security Advisory and Response

This CVE involves a vulnerability in the hex_core version 0.3.0 and earlier versions of the Hex package manager, allowing undetected modifications to packages and potential execution of malicious code.

Understanding CVE-2019-1000013

This CVE highlights a Signing oracle weakness in the verification of the Package registry within the Hex package manager.

What is CVE-2019-1000013?

The vulnerability in hex_core version 0.3.0 and previous versions of the Hex package manager allows for undetected modifications to packages, potentially enabling the execution of malicious code.

The Impact of CVE-2019-1000013

Exploiting this vulnerability is possible when users unknowingly retrieve packages from compromised or malicious mirror sources. However, the issue has been resolved in version 0.4.0 of the package manager.

Technical Details of CVE-2019-1000013

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability in hex_core version 0.3.0 and earlier versions allows for undetected modifications to packages, which could lead to the execution of malicious code.

Affected Systems and Versions

Hex package manager version 0.3.0 and earlier

Exploitation Mechanism

Victims unknowingly fetching packages from compromised or malicious mirror sources

Mitigation and Prevention

To address and prevent this vulnerability, follow these steps:

Immediate Steps to Take

Update the Hex package manager to version 0.4.0 or later
Avoid fetching packages from untrusted or compromised sources

Long-Term Security Practices

Regularly update software and packages to the latest versions
Implement secure coding practices and conduct security audits

Patching and Updates

Ensure all systems are updated with the latest patches and security fixes