CVE-2023-5165 : What You Need to Know

This CVE, assigned by Docker Inc., was published on September 25, 2023. It pertains to Docker Desktop versions before 4.23.0 and involves the bypass of Enhanced Container Isolation through the debug shell.

Understanding CVE-2023-5165

This section provides insights into the nature and impact of CVE-2023-5165.

What is CVE-2023-5165?

CVE-2023-5165 allows an unprivileged user to bypass Enhanced Container Isolation restrictions in Docker Desktop before version 4.23.0. The vulnerability arises through the debug shell, which remains accessible for a brief time after launching Docker Desktop. This issue affects Docker Business users specifically in environments where local root or Administrator privileges are not granted.

The Impact of CVE-2023-5165

The impact of this vulnerability is categorized under CAPEC-554 Functionality Bypass, posing a high risk due to the potential for unauthorized user access and bypassing security measures.

Technical Details of CVE-2023-5165

Delve deeper into the technical aspects of CVE-2023-5165 to understand its implications.

Vulnerability Description

The vulnerability in Docker Desktop versions before 4.23.0 allows unprivileged users to evade Enhanced Container Isolation controls via the debug shell, compromising the intended security measures.

Affected Systems and Versions

The affected product is Docker Desktop by Docker Inc., specifically versions ranging from 4.13.0 to before 4.23.0. Platforms impacted include Windows, MacOS, Linux, x86, and ARM.

Exploitation Mechanism

The exploitation of this vulnerability involves leveraging the debug shell shortly after launching Docker Desktop to circumvent Enhanced Container Isolation safeguards.

Mitigation and Prevention

Discover the necessary steps to mitigate the risks associated with CVE-2023-5165.

Immediate Steps to Take

Users are advised to update Docker Desktop to version 4.23.0 to address the vulnerability and prevent potential exploitation by unauthorized entities.

Long-Term Security Practices

In the long run, implementing robust security practices, such as regular software updates, user privilege management, and monitoring system access, can help prevent similar vulnerabilities.

Patching and Updates

Regularly applying software patches and updates, as well as staying informed about security advisories from Docker Inc., is crucial to maintaining a secure container environment.

By addressing CVE-2023-5165 promptly and adopting proactive security measures, users can enhance the protection of their Docker Desktop deployments.