CVE-2019-3753 : Security Advisory and Response

Dell EMC PowerConnect models 8024, 7000, M6348, M6220, M8024, and M8024-K are affected by a security vulnerability in firmware versions prior to 5.1.15.2, allowing unauthorized access to plaintext storage of TACACS/RADIUS credentials.

Understanding CVE-2019-3753

This CVE involves a vulnerability in Dell EMC PowerConnect models that could lead to unauthorized access to sensitive information.

What is CVE-2019-3753?

The CVE-2019-3753 vulnerability allows malicious users to access plaintext storage of TACACS/RADIUS credentials in the system settings menu of affected Dell EMC PowerConnect models.

The Impact of CVE-2019-3753

The vulnerability poses a high risk as it enables unauthorized users to obtain exposed passwords, potentially leading to further security breaches and attacks.

Technical Details of CVE-2019-3753

This section provides detailed technical information about the CVE-2019-3753 vulnerability.

Vulnerability Description

The vulnerability in Dell EMC PowerConnect models allows unauthorized access to plaintext storage of TACACS/RADIUS credentials in firmware versions prior to 5.1.15.2.

Affected Systems and Versions

Affected Products: PowerConnect 8024, 7000, M6348, M6220, M8024, M8024-K
Vulnerable Versions: Firmware versions less than 5.1.15.2

Exploitation Mechanism

Malicious users with authenticated access to the system settings menu can exploit this vulnerability to retrieve exposed passwords.

Mitigation and Prevention

To address CVE-2019-3753, follow these mitigation and prevention measures:

Immediate Steps to Take

Update affected Dell EMC PowerConnect models to firmware version 5.1.15.2 or higher.
Monitor system settings for any unauthorized access or changes.

Long-Term Security Practices

Implement strong password policies and regular password changes.
Conduct security training to educate users on identifying and reporting suspicious activities.

Patching and Updates

Regularly check for firmware updates and security patches from Dell EMC to address vulnerabilities like CVE-2019-3753.