CVE-2021-44685 : What You Need to Know

Git-it through 4.4.0 allows OS command injection at the Branches Aren't Just For Birds challenge step. This vulnerability arises during the verification process, where it attempts to execute unsanitized commands.

Understanding CVE-2021-44685

What is CVE-2021-44685?

Git-it through version 4.4.0 is susceptible to OS command injection at a specific challenge step, potentially leading to unauthorized command execution.

The Impact of CVE-2021-44685

The vulnerability allows attackers to execute arbitrary commands on the system, posing a significant security risk for affected users.

Technical Details of CVE-2021-44685

Vulnerability Description

The issue occurs due to the lack of sanitization of branch names during command execution, allowing for command injection.

Affected Systems and Versions

Affected Version: Git-it through 4.4.0

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating branch names to insert and execute malicious commands.

Mitigation and Prevention

Immediate Steps to Take

Update Git-it to the latest version to patch the vulnerability.
Avoid running Git-it in untrusted environments.

Long-Term Security Practices

Implement input validation and sanitization mechanisms to prevent command injection attacks.

Patching and Updates

Regularly update software and apply security patches to safeguard against known vulnerabilities.