CVE-2021-20332 : Vulnerability Insights and Analysis

Specific MongoDB Rust Driver versions can include credentials used by the connection pool to authenticate connections, potentially leaking sensitive information through monitoring events. Find out more about the impact, technical details, and mitigation strategies below.

Understanding CVE-2021-20332

This CVE involves MongoDB Rust Driver versions that may expose authentication-related data to a connection pool event listener configured by an application.

What is CVE-2021-20332?

Certain versions of the MongoDB Rust Driver can inadvertently disclose credentials during monitoring events, which could lead to an unintentional leak of sensitive data.

The Impact of CVE-2021-20332

With a CVSS base score of 4.2 (Medium Severity), this vulnerability poses a risk of high confidentiality impact, potentially allowing unauthorized actors to access sensitive information.

Technical Details of CVE-2021-20332

Learn more about the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The issue lies in the exposure of credentials used for connection authentication in the monitoring event emitted during the connection pool setup, which can be ingested by the logging infrastructure.

Affected Systems and Versions

Affected Product: MongoDB Rust Driver
Vendor: MongoDB Inc.
Versions: 1.0.0 (<= 1.2.1), 2.0.0-alpha, 2.0.0-alpha1

Exploitation Mechanism

The vulnerability can be exploited when an application is configured to listen to connection pool events, potentially exposing credentials to unauthorized entities.

Mitigation and Prevention

Discover immediate steps to take and long-term security practices to safeguard systems against CVE-2021-20332.

Immediate Steps to Take

Users are advised to disable or restrict access to monitoring features that emit events containing sensitive data. Additionally, monitor system logs for any unauthorized access.

Long-Term Security Practices

Implement secure coding practices, conduct regular security audits, and educate developers on handling sensitive information securely.

Patching and Updates

Ensure that you update the MongoDB Rust Driver to the latest secure version to mitigate the vulnerability.