CVE-2021-34867 : Vulnerability Insights and Analysis

This CVE-2021-34867 article provides insights into a vulnerability affecting Parallels Desktop 16.1.3-49160, allowing local attackers to elevate privileges through uncontrolled memory allocation in the Toolgate component.

Understanding CVE-2021-34867

This section delves deeper into the details of the CVE-2021-34867 vulnerability.

What is CVE-2021-34867?

CVE-2021-34867 is a security flaw in Parallels Desktop, enabling local attackers to escalate privileges by exploiting uncontrolled memory allocation within the Toolgate component.

The Impact of CVE-2021-34867

The vulnerability can have a high impact on affected systems, potentially leading to privilege escalation and executing arbitrary code within the hypervisor context.

Technical Details of CVE-2021-34867

Explore the technical aspects of CVE-2021-34867 for a comprehensive understanding.

Vulnerability Description

The flaw results from inadequate validation of user-supplied data, allowing attackers to perform uncontrolled memory allocation and execute high-privileged code.

Affected Systems and Versions

Parallels Desktop version 16.1.3-49160 is specifically impacted by this vulnerability.

Exploitation Mechanism

Attackers need the ability to execute high-privileged code on the target guest system to exploit this vulnerability locally.

Mitigation and Prevention

Discover the steps to mitigate the risks associated with CVE-2021-34867 and prevent potential security breaches.

Immediate Steps to Take

Providers should apply security patches promptly, restrict guest system access, and monitor for unusual activities to mitigate the risk of exploitation.

Long-Term Security Practices

Enforcing the principle of least privilege, regular security audits, and educating users on safe computing practices can strengthen long-term security.

Patching and Updates

Regularly update Parallels Desktop to the latest version, implement security best practices, and stay informed about emerging vulnerabilities.