CVE-2020-8350 : What You Need to Know

An authentication bypass vulnerability in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4 could lead to privilege escalation.

Understanding CVE-2020-8350

An overview of the impact, technical details, and mitigation strategies for CVE-2020-8350.

What is CVE-2020-8350?

This CVE identifies an authentication bypass vulnerability in Lenovo ThinkPad Stack Wireless Router firmware version 1.1.3.4, potentially enabling privilege escalation.

The Impact of CVE-2020-8350

The vulnerability has a CVSS base score of 8.8 (High severity) with significant impacts on confidentiality, integrity, and availability, posing a serious security risk.

Technical Details of CVE-2020-8350

Insights into the vulnerability specifics and affected systems.

Vulnerability Description

The issue involves improper authentication in the firmware, allowing unauthorized access and potential privilege escalation.

Affected Systems and Versions

Product: ThinkPad Stack Wireless Router firmware
Vendor: Lenovo
Versions Affected: <= 1.1.3.4 (custom version)

Exploitation Mechanism

The vulnerability can be exploited by an attacker on an adjacent network without the need for user interaction, leading to a high impact on confidentiality, integrity, and availability.

Mitigation and Prevention

Guidance on immediate steps and long-term security practices to address CVE-2020-8350.

Immediate Steps to Take

Disable affected devices immediately
Monitor vendor updates for patches or workarounds
Implement network segmentation to limit exposure

Long-Term Security Practices

Regularly update firmware and software
Conduct security assessments and audits
Educate users on secure practices

Patching and Updates

Lenovo has ceased support for the affected product and recommends discontinuing the use of Lenovo ThinkPad Stack Wireless Router.