CVE-2020-3943 : Security Advisory and Response

vRealize Operations for Horizon Adapter (6.7.x prior to 6.7.1 and 6.6.x prior to 6.6.1) has a remote code execution vulnerability due to insecurely configured JMX RMI service.

Understanding CVE-2020-3943

This CVE involves a security issue in vRealize Operations for Horizon Adapter that could allow an unauthenticated remote attacker to execute arbitrary code.

What is CVE-2020-3943?

The vulnerability in vRealize Operations for Horizon Adapter arises from the insecure configuration of its JMX RMI service, potentially enabling remote code execution by unauthorized attackers.

The Impact of CVE-2020-3943

The vulnerability could be exploited by remote attackers with network access to vRealize Operations, running the Horizon Adapter, to execute arbitrary code within the system.

Technical Details of CVE-2020-3943

vRealize Operations for Horizon Adapter is affected by this vulnerability, with specific details as follows:

Vulnerability Description

The issue stems from the insecure configuration of the JMX RMI service.

Affected Systems and Versions

Product: vRealize Operations for Horizon Adapter
Vendor: VMWare
Versions Affected: 6.7.x prior to 6.7.1, 6.6.x prior to 6.6.1

Exploitation Mechanism

An unauthenticated remote attacker with network access to vRealize Operations can exploit the vulnerability.

Mitigation and Prevention

To address CVE-2020-3943, consider the following steps:

Immediate Steps to Take

Apply the necessary security patches provided by VMWare.
Restrict network access to vulnerable systems.
Monitor for any unauthorized access attempts.

Long-Term Security Practices

Regularly update and patch all software components.
Implement network segmentation to limit exposure.
Conduct security assessments and audits periodically.

Patching and Updates

VMWare has released patches to address the vulnerability. Ensure timely installation of these updates to secure the system.