CVE-2019-1387 : Vulnerability Insights and Analysis

A vulnerability has been discovered in Git versions prior to v2.24.1, affecting recursive clones due to insufficient validation of submodule names, allowing remote code execution in targeted attacks.

Understanding CVE-2019-1387

This CVE relates to a security issue found in Git versions before v2.24.1, enabling attackers to execute remote code through recursive clones.

What is CVE-2019-1387?

CVE-2019-1387 is a vulnerability in Git versions prior to v2.24.1 that allows for remote code execution due to inadequate validation of submodule names.

The Impact of CVE-2019-1387

The vulnerability in Git versions before v2.24.1 poses a significant risk as it enables attackers to execute remote code through recursive clones, potentially leading to unauthorized access and data breaches.

Technical Details of CVE-2019-1387

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability in Git versions before v2.24.1 arises from insufficient validation of submodule names, which can be exploited by attackers to execute remote code in targeted attacks.

Affected Systems and Versions

Git versions before v2.24.1, v2.23.1, v2.22.2, v2.21.1, v2.20.2, v2.19.3, v2.18.2, v2.17.3, v2.16.6, v2.15.4, and v2.14.6 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by leveraging the lax validation of submodule names in recursive clones, allowing them to execute remote code.

Mitigation and Prevention

Protecting systems from CVE-2019-1387 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Git to version v2.24.1 or newer to mitigate the vulnerability.
Monitor for any unusual activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement access controls and monitoring mechanisms to detect and prevent unauthorized access.

Patching and Updates

Stay informed about security advisories and updates from Git and relevant vendors.
Apply patches and updates as soon as they are available to ensure system security.