CVE-2018-25083 : Security Advisory and Response

OS Command Injection vulnerability in pullit package for Node.js prior to 1.4.0 allows attackers to execute arbitrary commands via user-provided Git branch names.

Understanding CVE-2018-25083

This CVE involves a critical OS Command Injection vulnerability in the pullit package for Node.js.

What is CVE-2018-25083?

CVE-2018-25083 is an OS Command Injection vulnerability found in versions of the pullit package for Node.js before 1.4.0. The issue stems from the use of eval on a user-provided Git branch name, enabling attackers to execute arbitrary commands.

The Impact of CVE-2018-25083

Attackers can exploit this vulnerability to execute malicious commands on the host system.
Unauthorized access to sensitive data and system compromise are possible consequences.

Technical Details of CVE-2018-25083

This section provides technical insights into the CVE.

Vulnerability Description

The vulnerability allows for OS Command Injection via user-controlled input, specifically in the handling of Git branch names.

Affected Systems and Versions

Vendor: n/a
Product: n/a
Versions Affected: Versions of pullit package for Node.js prior to 1.4.0

Exploitation Mechanism

The vulnerability arises from the use of eval on user-supplied Git branch names, enabling attackers to inject and execute arbitrary commands.

Mitigation and Prevention

Protecting systems from CVE-2018-25083 requires immediate action and long-term security practices.

Immediate Steps to Take

Update the pullit package to version 1.4.0 or later to mitigate the vulnerability.
Avoid using user-controlled input in commands that can be executed by the system.

Long-Term Security Practices

Implement input validation and sanitization to prevent command injection attacks.
Regularly monitor and audit system commands and activities for unusual behavior.

Patching and Updates

Stay informed about security updates and patches for the pullit package and Node.js to address vulnerabilities promptly.