CVE-2019-15752 : Vulnerability Insights and Analysis

Docker Desktop Community Edition prior to version 2.1.0.1 has a vulnerability that allows local users to gain elevated privileges by exploiting a specific file.

Understanding CVE-2019-15752

This CVE involves a privilege escalation vulnerability in Docker Desktop Community Edition.

What is CVE-2019-15752?

The vulnerability in Docker Desktop Community Edition allows a low-privilege user to place a malicious file in a specific directory, leading to elevated privileges when certain Docker commands are executed.

The Impact of CVE-2019-15752

Exploiting this vulnerability can result in local users gaining elevated privileges on the affected system.

Technical Details of CVE-2019-15752

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows a low-privilege user to place a malicious file in a directory, enabling them to gain elevated privileges upon specific Docker commands execution.

Affected Systems and Versions

Product: Docker Desktop Community Edition
Versions affected: Prior to 2.1.0.1

Exploitation Mechanism

A low-privilege user places a malicious file named docker-credential-wincred.exe in a specific directory.
Waiting for an administrator or service user to authenticate with Docker, restart Docker, or execute the 'docker login' command triggers the exploit.

Mitigation and Prevention

Protecting systems from this vulnerability requires specific actions.

Immediate Steps to Take

Upgrade Docker Desktop Community Edition to version 2.1.0.1 or newer.
Regularly monitor and restrict access to critical directories.

Long-Term Security Practices

Implement the principle of least privilege for user accounts.
Conduct regular security training to educate users on recognizing and avoiding potential threats.

Patching and Updates

Stay informed about security updates and patches released by Docker.