CVE-2018-9071 Explained : Impact and Mitigation

A security vulnerability in Lenovo Chassis Management Module (CMM) versions prior to 2.0.0 allows unauthenticated users to access sensitive authentication configuration settings.

Understanding CVE-2018-9071

This CVE involves an information disclosure vulnerability in Lenovo's Chassis Management Module (CMM) software.

What is CVE-2018-9071?

The vulnerability enables unauthorized users to retrieve details about authentication configuration settings, including password lengths, expiration policies, and lockout configurations.

The Impact of CVE-2018-9071

The exposure of authentication configuration settings can lead to potential security risks, as attackers can gather sensitive information to exploit system weaknesses.

Technical Details of CVE-2018-9071

This section provides specific technical details about the vulnerability.

Vulnerability Description

Lenovo Chassis Management Module (CMM) versions prior to 2.0.0 allow unauthenticated users to access authentication configuration settings, potentially compromising system security.

Affected Systems and Versions

Product: Chassis Management Module (CMM)
Vendor: Lenovo
Versions Affected: < 2.0.0 (unspecified, custom version)

Exploitation Mechanism

Unauthorized users can exploit this vulnerability to retrieve sensitive authentication configuration data without proper authentication.

Mitigation and Prevention

Protecting systems from CVE-2018-9071 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the Chassis Management Module (CMM) to version 2.0.0 or higher to mitigate the vulnerability.

Long-Term Security Practices

Implement strong authentication mechanisms to prevent unauthorized access to sensitive system settings.
Regularly monitor and audit authentication configurations to detect any unauthorized changes.

Patching and Updates

Stay informed about security updates and patches provided by Lenovo to address vulnerabilities like CVE-2018-9071.