CVE-2019-9507 : Vulnerability Insights and Analysis

The Vertiv Avocent UMG-4000 version 4.2.1.19 web interface is susceptible to command injection, allowing remote attackers to execute unauthorized commands with root privileges.

Understanding CVE-2019-9507

This CVE identifies a security vulnerability in the Vertiv Avocent UMG-4000 version 4.2.1.19 web interface.

What is CVE-2019-9507?

The vulnerability in the web interface of the Vertiv Avocent UMG-4000 version 4.2.1.19 allows remote attackers with administrator account access to execute unauthorized commands with root privileges due to improper handling of code syntax.

The Impact of CVE-2019-9507

CVSS Base Score: 8.3 (High Severity)
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: Low

Technical Details of CVE-2019-9507

The technical aspects of the vulnerability in the Vertiv Avocent UMG-4000 version 4.2.1.19 web interface.

Vulnerability Description

The security issue arises from the failure to properly handle code syntax before execution, enabling command injection.

Affected Systems and Versions

Affected Product: Avocent UMG-4000
Vendor: Vertiv
Affected Version: 4.2.1.19

Exploitation Mechanism

The vulnerability allows remote attackers with administrator account authentication to execute unauthorized commands with root privileges.

Mitigation and Prevention

Steps to address and prevent the CVE-2019-9507 vulnerability.

Immediate Steps to Take

Apply the patches released by Vertiv Avocent for the affected versions.

Long-Term Security Practices

Regularly update firmware and software to the latest versions.
Implement strong authentication mechanisms and access controls.

Patching and Updates

Trellis customers running specific firmware and software versions should install the update patch provided by Vertiv Avocent.