CVE-2020-29492 : Vulnerability Insights and Analysis

Dell Wyse ThinOS 8.6 and prior versions contain an insecure default configuration vulnerability that could be exploited by a remote attacker. This CVE was published on December 21, 2020.

Understanding CVE-2020-29492

Dell Wyse ThinOS 8.6 and earlier versions are affected by a critical vulnerability due to insecure default configurations.

What is CVE-2020-29492?

This CVE refers to a security flaw in Dell Wyse ThinOS versions prior to 8.6 that allows remote unauthenticated attackers to access writable files and manipulate station configurations.

The Impact of CVE-2020-29492

The vulnerability has a CVSS base score of 10 (Critical) with high impacts on confidentiality, integrity, and availability. The attack complexity is low, and no privileges are required for exploitation.

Technical Details of CVE-2020-29492

Dell Wyse ThinOS vulnerability details.

Vulnerability Description

Dell Wyse ThinOS 8.6 and earlier versions have an insecure default configuration vulnerability.

Affected Systems and Versions

Product: Wyse Proprietary OS (ThinOS)
Vendor: Dell
Versions Affected: < 8.6

Exploitation Mechanism

Attack Vector: Network
Scope: Changed
User Interaction: None
Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Mitigation and Prevention

Steps to address the CVE-2020-29492 vulnerability.

Immediate Steps to Take

Update Dell Wyse ThinOS to version 8.6 or above.
Implement network security measures to prevent unauthorized access.

Long-Term Security Practices

Regularly monitor and update system configurations.
Conduct security audits to identify and address vulnerabilities.

Patching and Updates

Apply security patches and updates provided by Dell to fix the vulnerability.