CVE-2021-36336 Explained : Impact and Mitigation

Wyse Management Suite 3.3.1 and below versions have been found to contain a critical deserialization vulnerability, posing a high risk of code execution by unauthorized attackers.

Understanding CVE-2021-36336

This CVE, published on November 18, 2021, relates to a security flaw in Dell's Wyse Management Suite, allowing unauthenticated individuals to run malicious code on the system.

What is CVE-2021-36336?

The vulnerability in Wyse Management Suite versions 3.3.1 and earlier enables remote attackers to exploit the deserialization flaw, potentially leading to unauthorized code execution.

The Impact of CVE-2021-36336

With a base severity rating of 'Critical' and a CVSS base score of 9.8, this vulnerability presents a significant risk due to its high impact on confidentiality, integrity, and availability of the affected systems.

Technical Details of CVE-2021-36336

The technical aspects of CVE-2021-36336 provide insight into the specific details of the vulnerability.

Vulnerability Description

The deserialization vulnerability in Wyse Management Suite versions 3.3.1 and below grants attackers the ability to run malicious code without requiring any privileges.

Affected Systems and Versions

The impacted systems include all versions of Wyse Management Suite prior to version 3.3.1.

Exploitation Mechanism

By exploiting the deserialization weakness, threat actors can execute arbitrary code remotely, jeopardizing the security of the system.

Mitigation and Prevention

To address CVE-2021-36336 and enhance security posture, immediate steps and long-term measures can be implemented.

Immediate Steps to Take

Users are advised to update their Wyse Management Suite to version 3.5 or above to mitigate the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Implementing strong access controls, network segmentation, and regular security patches can help prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor vendor security advisories and apply patches promptly to maintain a secure environment for Wyse Management Suite.