CVE-2020-28490 : What You Need to Know

CVE-2020-28490, also known as Command Injection, is a critical vulnerability found in the async-git package before version 1.13.2. This CVE allows attackers to execute arbitrary commands via shell meta-characters, posing a significant risk to affected systems.

Understanding CVE-2020-28490

This section provides insights into the nature and impact of the CVE-2020-28490 vulnerability.

What is CVE-2020-28490?

The package async-git before version 1.13.2 is susceptible to Command Injection through shell meta-characters, such as back-ticks. Attackers can exploit this vulnerability to execute unauthorized commands, potentially leading to system compromise.

The Impact of CVE-2020-28490

The critical severity of this vulnerability lies in its potential to allow threat actors to execute arbitrary commands on affected systems. The consequences of successful exploitation include unauthorized data access, system manipulation, and potential full compromise.

Technical Details of CVE-2020-28490

Explore the technical aspects of CVE-2020-28490 to understand its implications and affected systems.

Vulnerability Description

The async-git package before 1.13.2 is vulnerable to Command Injection via shell meta-characters, enabling attackers to execute malicious commands. An example of such an attack is git.reset('atouch HACKEDb').

Affected Systems and Versions

Product: async-git
Vendor: Not applicable
Versions Affected: < 1.13.2 (unspecified version type)

Exploitation Mechanism

The vulnerability can be exploited remotely with low attack complexity and no privileges required. Attackers can leverage network access to inject and execute arbitrary commands, compromising system integrity and confidentiality.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2020-28490 and prevent potential exploitation.

Immediate Steps to Take

Update async-git to version 1.13.2 or newer to eliminate the vulnerability.
Implement input validation to sanitize user-controlled inputs and prevent command injection attacks.

Long-Term Security Practices

Regularly monitor and audit system logs for any suspicious activities.
Educate developers and users on secure coding practices to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security updates and patches released by the async-git maintainers.
Apply patches promptly to ensure that your systems are protected against known vulnerabilities.