CVE-2019-19991 Explained : Impact and Mitigation

Multiple Reflected Cross-site scripting (XSS) vulnerabilities have been found in Selesta Visual Access Manager (VAM) versions 4.15.0 through 4.29, allowing remote authenticated users to inject arbitrary web script or HTML into specific web pages.

Understanding CVE-2019-19991

This CVE identifies multiple XSS vulnerabilities in Selesta Visual Access Manager (VAM) versions 4.15.0 through 4.29.

What is CVE-2019-19991?

CVE-2019-19991 refers to a series of Cross-site scripting vulnerabilities in Selesta Visual Access Manager (VAM) versions 4.15.0 through 4.29. These vulnerabilities can be exploited by remote authenticated users to inject malicious scripts or HTML into various web pages.

The Impact of CVE-2019-19991

The vulnerabilities in CVE-2019-19991 can have the following impacts:

Remote authenticated users can inject arbitrary web script or HTML into specific web pages.

Technical Details of CVE-2019-19991

This section provides technical details about the CVE-2019-19991 vulnerability.

Vulnerability Description

The vulnerabilities in Selesta Visual Access Manager (VAM) versions 4.15.0 through 4.29 allow remote authenticated users to perform Cross-site scripting attacks by injecting malicious web script or HTML into the following pages:

/vam/vam_anagraphic.php
/vam/vam_vamuser.php
/common/vamp_main.php
/wiz/change_password.php

Affected Systems and Versions

Affected Systems: Selesta Visual Access Manager (VAM)
Affected Versions: 4.15.0 through 4.29

Exploitation Mechanism

The vulnerabilities can be exploited by remote authenticated users to inject arbitrary web script or HTML into the specified web pages, potentially leading to Cross-site scripting attacks.

Mitigation and Prevention

To address CVE-2019-19991, follow these mitigation and prevention measures:

Immediate Steps to Take

Update Selesta Visual Access Manager (VAM) to a patched version that addresses the XSS vulnerabilities.
Educate users on safe browsing practices to minimize the risk of XSS attacks.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user inputs and prevent XSS attacks.
Regularly monitor and audit web applications for any suspicious activities or unauthorized access attempts.

Patching and Updates

Apply security patches provided by the vendor promptly to mitigate the XSS vulnerabilities in Selesta Visual Access Manager (VAM).