CVE-2019-13495 : What You Need to Know

Remote authenticated users can inject arbitrary web scripts via the Name or Location field of the rpSys.html in firmware version 4.50 of Zyxel XGS2210-52HP, leading to multiple stored cross-site scripting (XSS) issues.

Understanding CVE-2019-13495

In firmware version 4.50 of Zyxel XGS2210-52HP, this CVE allows remote authenticated users to inject malicious scripts through specific fields, resulting in XSS vulnerabilities.

What is CVE-2019-13495?

This CVE describes the ability of authenticated users to insert harmful web scripts through certain fields in the firmware, causing stored XSS problems.

The Impact of CVE-2019-13495

The vulnerability enables attackers to execute arbitrary scripts within the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2019-13495

In firmware version 4.50 of Zyxel XGS2210-52HP, the following technical aspects are relevant:

Vulnerability Description

The flaw allows remote authenticated users to perform stored cross-site scripting (XSS) attacks by injecting malicious scripts via specific fields.

Affected Systems and Versions

Product: Zyxel XGS2210-52HP
Version: 4.50

Exploitation Mechanism

Attackers with authenticated access can exploit the Name or Location field in rpSys.html to inject malicious scripts, leading to XSS vulnerabilities.

Mitigation and Prevention

To address CVE-2019-13495, consider the following steps:

Immediate Steps to Take

Update the firmware to the latest version provided by Zyxel.
Monitor and restrict access to sensitive areas of the system.

Long-Term Security Practices

Regularly review and update security configurations.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Apply security patches promptly to mitigate known vulnerabilities and enhance system security.