CVE-2021-41092 : Vulnerability Insights and Analysis

Docker CLI is the command line interface for the docker container runtime. A bug in the Docker CLI may inadvertently send credentials to the wrong registry.

Understanding CVE-2021-41092

A vulnerability in Docker CLI could lead to unauthorized disclosure of sensitive information.

What is CVE-2021-41092?

A bug in Docker CLI could route user credentials to

registry-1.docker.io

instead of the intended private registry.

The Impact of CVE-2021-41092

CVSS Base Score: 5.4 (Medium)
Attack Vector: Network
User Interaction: Required
Confidentiality Impact: High
Privileges Required: High

Technical Details of CVE-2021-41092

Dive into the technical specifics of the vulnerability.

Vulnerability Description

The vulnerability in Docker CLI may expose sensitive data to unauthorized parties due to misconfiguration.

Affected Systems and Versions

Product: Docker CLI
Vendor: Docker
Affected Version: < 20.10.9

Exploitation Mechanism

The bug occurs when running specific commands with misconfigured Docker CLI settings.

Mitigation and Prevention

Explore measures to address and prevent this vulnerability.

Immediate Steps to Take

Update Docker CLI to version 20.10.9.
Verify that configured settings in the configuration file are executable.

Long-Term Security Practices

Regularly update Docker CLI and monitor for security advisories.
Implement proper credential management practices.
Conduct periodic security assessments.

Patching and Updates

Stay up-to-date with security patches and Docker CLI versions.