CVE-2020-8160 : What You Need to Know

MendixSSO <= 2.1.1 is affected by a Cross-Site Scripting vulnerability that allows for the injection of malicious JavaScript payloads.

Understanding CVE-2020-8160

MendixSSO <= 2.1.1 contains a vulnerability that enables the execution of arbitrary JavaScript code in the victim's browser.

What is CVE-2020-8160?

The vulnerability in MendixSSO <= 2.1.1 allows attackers to inject JavaScript payloads through the URL path, exploiting the openid handler without proper HTML escaping.

The Impact of CVE-2020-8160

This vulnerability enables malicious actors to execute arbitrary JavaScript code within the victim's browser, potentially leading to various attacks such as session hijacking or defacement.

Technical Details of CVE-2020-8160

MendixSSO <= 2.1.1 vulnerability details.

Vulnerability Description

The issue arises from the reflection of user-supplied data without appropriate HTML escaping or output encoding, allowing for the injection of JavaScript payloads.

Affected Systems and Versions

Product: MendixSSO
Vendor: n/a
Versions affected: 2.1.1 and lower

Exploitation Mechanism

Attackers exploit the vulnerability by injecting malicious JavaScript payloads via the URL path, taking advantage of the openid handler.

Mitigation and Prevention

Protecting systems from CVE-2020-8160.

Immediate Steps to Take

Update MendixSSO to a version higher than 2.1.1 to mitigate the vulnerability.
Implement input validation and output encoding to prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit web applications for security vulnerabilities.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches provided by the vendor promptly to address known vulnerabilities.