CVE-2019-1010260 : What You Need to Know

CVE-2019-1010260 was published on January 28, 2019, and affects ktlint versions 0.29.0 and earlier. The vulnerability allows for arbitrary code execution due to compromised jars during the download and execution of customized rulesets. The issue can be exploited through a Man in the Middle (MITM) attack during HTTP connections to artifact servers. The vulnerability has been addressed in version 0.30.0 and later, specifically after commit 5e547b287d6c260d328a2cb658dbe6b7a7ff2261.

Understanding CVE-2019-1010260

This section provides insights into the nature and impact of the CVE-2019-1010260 vulnerability.

What is CVE-2019-1010260?

CVE-2019-1010260 is a security vulnerability in ktlint that allows for arbitrary code execution through compromised jars when downloading and executing customized rulesets. The exploit can be triggered by a Man in the Middle attack during HTTP connections to artifact servers.

The Impact of CVE-2019-1010260

The vulnerability poses a significant risk of arbitrary code execution, potentially leading to unauthorized access and control over affected systems.

Technical Details of CVE-2019-1010260

Explore the technical aspects of CVE-2019-1010260 to understand its implications and how to address them.

Vulnerability Description

The vulnerability in ktlint versions 0.29.0 and earlier allows for arbitrary code execution due to compromised jars during the download and execution of customized rulesets.

Affected Systems and Versions

Product: ktlint
Vendor: ktlint
Versions Affected: 0.29.0 and earlier

Exploitation Mechanism

The vulnerability can be exploited through a Man in the Middle (MITM) attack during HTTP connections to artifact servers, enabling attackers to execute arbitrary code.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2019-1010260 and prevent potential exploits.

Immediate Steps to Take

Upgrade to ktlint version 0.30.0 or later, which includes the fix for the vulnerability.
Avoid downloading and executing customized rulesets from untrusted sources.

Long-Term Security Practices

Implement secure HTTP connections to artifact servers to prevent MITM attacks.
Regularly update and patch ktlint to ensure protection against known vulnerabilities.
Conduct security audits and code reviews to identify and address potential security flaws.
Stay informed about security best practices and emerging threats in the software development ecosystem.
Consider using additional security tools and practices to enhance the overall security posture of your systems.

Patching and Updates

Ensure timely installation of patches and updates provided by ktlint to address security vulnerabilities and enhance the overall security of your systems.