CVE-2019-3770 : What You Need to Know

Dell Wyse Management Suite versions prior to 1.4.1 have a vulnerability that allows for stored cross-site scripting, potentially exploited by remote authenticated users with limited privileges.

Understanding CVE-2019-3770

What is CVE-2019-3770?

Versions of Dell Wyse Management Suite before 1.4.1 are susceptible to stored cross-site scripting, enabling remote authenticated attackers to inject malicious code.

The Impact of CVE-2019-3770

This vulnerability could lead to the execution of harmful HTML or JavaScript code within the vulnerable application when users access the compromised data through their browsers.

Technical Details of CVE-2019-3770

Vulnerability Description

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Systems and Versions

Product: Wyse Management Suite
Vendor: Dell
Versions Affected: < WMS 1.4.1

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Scope: Changed
Vector String: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Mitigation and Prevention

Immediate Steps to Take

Upgrade to version 1.4.1 or higher to mitigate the vulnerability
Monitor and restrict user access to minimize the risk of exploitation

Long-Term Security Practices

Regularly update and patch software to address security flaws
Conduct security training to educate users on safe browsing practices
Implement web application firewalls to detect and prevent XSS attacks

Patching and Updates

Dell has provided a patch for this vulnerability, ensuring users apply the latest updates to safeguard their systems.