CVE-2021-31432 : Vulnerability Insights and Analysis

This article provides detailed information about CVE-2021-31432, a vulnerability discovered in Parallels Desktop 15.1.5-47309 that allows local attackers to disclose sensitive information. Learn about the impact, technical details, and mitigation steps associated with this CVE.

Understanding CVE-2021-31432

CVE-2021-31432 is a security vulnerability identified in Parallels Desktop 15.1.5-47309 that could be exploited by local attackers to reveal sensitive data stored on the affected systems.

What is CVE-2021-31432?

CVE-2021-31432 permits attackers to access confidential information on Parallels Desktop 15.1.5-47309. To exploit this flaw, the attacker needs high-privileged code execution on the target system. The vulnerability is rooted in the IDE virtual device due to inadequate validation of user-supplied data.

The Impact of CVE-2021-31432

The lack of proper data validation in Parallels Desktop 15.1.5-47309 poses a high risk to user confidentiality. Attackers could potentially perform a read beyond the allocated buffer, leading to privilege escalation and arbitrary code execution within the hypervisor context.

Technical Details of CVE-2021-31432

The technical aspects of CVE-2021-31432 include the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The flaw in Parallels Desktop 15.1.5-47309 originates from the IDE virtual device's inadequate validation of user data, allowing attackers to read beyond the allocated buffer.

Affected Systems and Versions

The vulnerability affects Parallels Desktop version 15.1.5-47309.

Exploitation Mechanism

To exploit CVE-2021-31432, attackers must execute high-privileged code on the guest system before leveraging the flaw to access sensitive information.

Mitigation and Prevention

Protecting systems from CVE-2021-31432 requires immediate action and long-term security measures.

Immediate Steps to Take

It is crucial to apply patches and updates provided by Parallels to address the vulnerability promptly. Additionally, restrict user privileges to minimize the impact of potential attacks.

Long-Term Security Practices

Implement robust security practices such as regular security audits, user training on safe computing practices, and network segmentation to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security updates and apply patches released by Parallels to ensure that the system is protected against known vulnerabilities.