CVE-2020-8346 Explained : Impact and Mitigation

A denial of service vulnerability was reported in the Lenovo Vantage component called Lenovo System Interface Foundation prior to version 1.1.19.5 that could allow configuration files to be written to non-standard locations.

Understanding CVE-2020-8346

This CVE involves a denial of service vulnerability in Lenovo System Interface Foundation.

What is CVE-2020-8346?

CVE-2020-8346 is a vulnerability in Lenovo System Interface Foundation that could lead to a denial of service due to the writing of configuration files to non-standard locations.

The Impact of CVE-2020-8346

The impact of this vulnerability is rated as MEDIUM with a CVSS base score of 5.5. It has a HIGH availability impact but does not affect confidentiality or integrity.

Technical Details of CVE-2020-8346

This section provides technical details of the vulnerability.

Vulnerability Description

The vulnerability involves a denial of service issue in Lenovo System Interface Foundation.

Affected Systems and Versions

Product: System Interface Foundation
Vendor: Lenovo
Versions Affected: < 1.1.19.5 (unspecified, custom version)

Exploitation Mechanism

The attack complexity is LOW, requiring LOCAL access and LOW privileges. No user interaction is needed for exploitation.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-8346 vulnerability.

Immediate Steps to Take

Update Lenovo System Interface Foundation to version 1.1.19.5 or later.
Update Lenovo Vantage to the latest version from the Microsoft Store.
Re-launch Lenovo Vantage to complete the update.

Long-Term Security Practices

Regularly update software and firmware to the latest versions.
Implement proper access controls and permissions to prevent unauthorized access.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate known vulnerabilities.