CVE-2021-33192 : Vulnerability Insights and Analysis

A vulnerability in the HTML pages of Apache Jena Fuseki, labeled as a Display information UI XSS, allows attackers to execute arbitrary JavaScript on certain page views. This affects versions from 2.0.0 to 4.0.0 (inclusive).

Understanding CVE-2021-33192

This CVE identifies a medium-severity flaw in Apache Jena Fuseki that enables the execution of arbitrary JavaScript.

What is CVE-2021-33192?

The vulnerability in Apache Jena Fuseki's HTML pages lets attackers run malicious JavaScript code during specific page views.

The Impact of CVE-2021-33192

This vulnerability could lead to unauthorized execution of JavaScript by attackers, potentially compromising the security and integrity of the system.

Technical Details of CVE-2021-33192

The technical details of CVE-2021-33192 are as follows:

Vulnerability Description

Apache Jena Fuseki versions 2.0.0 to 4.0.0 are susceptible to the execution of arbitrary JavaScript code through HTML pages.

Affected Systems and Versions

The vulnerability affects Apache Jena Fuseki2 versions 2.0.0 to 4.0.0.

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting and executing malicious JavaScript code through certain page views.

Mitigation and Prevention

To safeguard systems from CVE-2021-33192, the following steps are recommended:

Immediate Steps to Take

Users are advised to upgrade to Apache Jena 4.1.0 or later to mitigate the risk posed by this vulnerability.

Long-Term Security Practices

Ensure timely software updates and security patches to address known vulnerabilities and enhance overall system security.

Patching and Updates

Regularly check for updates from Apache Software Foundation and apply patches promptly to protect against potential threats.