CVE-2019-3704 : Exploit Details and Defense Strategies

An OS command injection vulnerability has been identified in the VNX Control Station in Dell EMC VNX2 OE for File versions prior to 8.1.9.236, allowing a local authenticated user to execute arbitrary OS commands with root privileges.

Understanding CVE-2019-3704

This CVE involves a high-severity OS command injection vulnerability in Dell EMC VNX2 OE for File.

What is CVE-2019-3704?

The vulnerability allows a local authenticated user to run arbitrary OS commands with root privileges due to inadequate restrictions in sudores.

The Impact of CVE-2019-3704

CVSS Base Score: 7.8 (High Severity)
Attack Vector: Local
Attack Complexity: Low
Privileges Required: Low
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2019-3704

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in Dell EMC VNX2 OE for File versions prior to 8.1.9.236 allows a local authenticated user to execute arbitrary OS commands with root privileges.

Affected Systems and Versions

Affected Product: VNX Control Station in Dell EMC VNX2 OE for File
Vendor: Dell EMC
Affected Versions: Prior to 8.1.9.236

Exploitation Mechanism

The exploit takes advantage of inadequate restrictions configured in sudores, enabling a local authenticated user to execute malicious OS commands.

Mitigation and Prevention

Protect your systems from this vulnerability by following these steps:

Immediate Steps to Take

Update to version 8.1.9.236 or later to mitigate the vulnerability.
Monitor and restrict user permissions to minimize the risk of unauthorized access.

Long-Term Security Practices

Regularly review and update access control policies.
Conduct security training for users to prevent social engineering attacks.

Patching and Updates

Apply security patches and updates provided by Dell EMC to address this vulnerability.