CVE-2019-12618 : Security Advisory and Response

HashiCorp Nomad versions 0.9.0 to 0.9.1 suffer from an access control flaw in the exec driver.

Understanding CVE-2019-12618

The vulnerability in HashiCorp Nomad allows for incorrect access control via the exec driver.

What is CVE-2019-12618?

The exec driver in HashiCorp Nomad versions 0.9.0 to 0.9.1 has a flaw in its access control mechanism.

The Impact of CVE-2019-12618

This vulnerability could potentially allow unauthorized access to sensitive information or resources within the affected systems.

Technical Details of CVE-2019-12618

HashiCorp Nomad 0.9.0 through 0.9.1 has Incorrect Access Control via the exec driver.

Vulnerability Description

The flaw in the access control mechanism of the exec driver in HashiCorp Nomad versions 0.9.0 to 0.9.1.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Versions: 0.9.0 to 0.9.1

Exploitation Mechanism

Attackers could exploit this vulnerability to gain unauthorized access to resources or sensitive information within the affected systems.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent potential exploitation of this vulnerability.

Immediate Steps to Take

Update HashiCorp Nomad to version 0.9.2 or later to mitigate the access control issue.
Monitor system logs for any suspicious activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update and patch software to ensure the latest security fixes are in place.
Implement strong access control policies to restrict unauthorized access to critical systems and resources.

Patching and Updates

HashiCorp has released version 0.9.2 that addresses the access control vulnerability. Ensure timely installation of this patch to secure the system.