CVE-2020-35184 : Exploit Details and Defense Strategies

The official composer docker images before 1.8.3 contain a critical vulnerability that allows remote attackers to gain root access with a blank password.

Understanding CVE-2020-35184

This CVE identifies a security issue in the official composer docker images that could lead to unauthorized access.

What is CVE-2020-35184?

The official composer docker images prior to version 1.8.3 have a blank password set for the root user, enabling attackers to exploit this weakness and potentially gain root access remotely.

The Impact of CVE-2020-35184

The vulnerability in affected docker images could result in unauthorized users achieving root access, compromising the security of systems utilizing these images.

Technical Details of CVE-2020-35184

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The official composer docker images before version 1.8.3 have a blank password set for the root user, allowing remote attackers to potentially gain root access.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: All versions before 1.8.3 are affected

Exploitation Mechanism

Attackers can exploit the blank root password in affected docker images to gain unauthorized root access remotely.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial to maintaining security.

Immediate Steps to Take

Upgrade to the latest version of the composer docker images (1.8.3 or newer)
Implement strong, unique passwords for all users, especially the root user
Monitor and restrict network access to vulnerable systems

Long-Term Security Practices

Regularly update and patch docker images and containers
Conduct security audits and vulnerability assessments periodically
Follow best practices for container security

Patching and Updates

Ensure timely patching and updates for docker images to address security vulnerabilities and prevent unauthorized access.