CVE-2019-11286 Explained : Impact and Mitigation

This CVE involves a vulnerability in VMware GemFire and VMware Tanzu GemFire for VMs that allows unauthorized remote users to execute code through manipulated credentials.

Understanding CVE-2019-11286

This CVE, published on July 30, 2020, highlights a critical issue in the JMX service of the affected products.

What is CVE-2019-11286?

The vulnerability in VMware GemFire and VMware Tanzu GemFire for VMs versions prior to specific versions allows unauthorized remote users to exploit the JMX service.

The Impact of CVE-2019-11286

The vulnerability poses a critical threat with a CVSS base score of 9, allowing remote code execution by unauthorized users with network access.

Technical Details of CVE-2019-11286

This section delves into the specifics of the vulnerability.

Vulnerability Description

The JMX service in the affected versions lacks proper input restrictions, enabling unauthorized remote users to execute code using manipulated credentials.

Affected Systems and Versions

VMware GemFire versions before 9.10.0, 9.9.1, 9.8.5, and 9.7.5
VMware Tanzu GemFire for VMs versions before 1.11.0, 1.10.1, 1.9.2, and 1.8.2

Exploitation Mechanism

Unauthorized remote users can exploit the vulnerability by leveraging manipulated credentials to execute code remotely.

Mitigation and Prevention

Protecting systems from this vulnerability is crucial.

Immediate Steps to Take

Apply patches provided by VMware to update to secure versions.
Restrict network access to the JMX service.

Long-Term Security Practices

Regularly monitor and update software to address security flaws.
Implement network segmentation to limit access to critical services.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.