CVE-2019-18567 : Vulnerability Insights and Analysis

This CVE-2019-18567 article provides insights into a vulnerability affecting Bromium client versions prior to 4.1.7 Update 1, leading to a race condition causing Kernel memory leaks or denial of service.

Understanding CVE-2019-18567

This section delves into the details of the CVE-2019-18567 vulnerability affecting Bromium client software.

What is CVE-2019-18567?

CVE-2019-18567 is an out-of-bounds read vulnerability in Bromium client versions earlier than 4.1.7 Update 1, specifically version 4.0.3.2060. This flaw results in a race condition that can lead to Kernel memory leaks or denial of service.

The Impact of CVE-2019-18567

The vulnerability poses a medium-severity risk with a CVSS base score of 6.1. It has a high impact on availability but low impact on confidentiality and integrity. The attack complexity is low, requiring low privileges and no user interaction.

Technical Details of CVE-2019-18567

This section provides technical details about the CVE-2019-18567 vulnerability.

Vulnerability Description

The vulnerability involves an out-of-bounds read issue that triggers a race condition, potentially resulting in Kernel memory leaks or denial of service.

Affected Systems and Versions

Affected Product: Bromium client
Vendor: Bromium
Vulnerable Versions:
4.0.3.2060
Versions prior to 4.1.7 Update 1

Exploitation Mechanism

The vulnerability can be exploited locally with low privileges, leading to high availability impact without requiring user interaction.

Mitigation and Prevention

In this section, you will find steps to mitigate and prevent the CVE-2019-18567 vulnerability.

Immediate Steps to Take

Update Bromium client to version 4.1.7 Update 1 or later.
Monitor for any unusual Kernel memory consumption or denial of service incidents.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement proper synchronization mechanisms to prevent race conditions.

Patching and Updates

Apply patches provided by Bromium to address the vulnerability and enhance system security.