CVE-2022-3958 : Security Advisory and Response

A Cross-site Scripting (XSS) vulnerability in BlueSpiceUserSidebar extension of BlueSpice has been identified, allowing users to inject arbitrary HTML into the personal menu navigation.

Understanding CVE-2022-3958

This CVE-2022-3958 vulnerability, assigned the advisory BSSA-2022-07, poses a security risk for users of BlueSpice version 4 below 4.2.1.

What is CVE-2022-3958?

CVE-2022-3958 is a Cross-site Scripting (XSS) vulnerability in BlueSpice that permits users with regular account and edit permissions to inject arbitrary HTML into the personal menu navigation, potentially leading to targeted attacks.

The Impact of CVE-2022-3958

The impact of this vulnerability is considered low with a CVSS V3.1 base score of 3.3. However, exploitation can result in confidentiality impact.

Technical Details of CVE-2022-3958

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to inject arbitrary HTML into the personal menu navigation, affecting the integrity of user interactions within BlueSpice.

Affected Systems and Versions

BlueSpice version 4 with a version number less than 4.2.1 is affected by this XSS vulnerability.

Exploitation Mechanism

Users with regular account and edit permissions can leverage this vulnerability to inject harmful HTML into the personal menu navigation, potentially leading to targeted attacks.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks associated with CVE-2022-3958.

Immediate Steps to Take

Users are advised to upgrade to BlueSpice version 4.2.1 or later to prevent exploitation of this vulnerability.

Long-Term Security Practices

Implementing secure coding practices and regular security audits can help prevent XSS vulnerabilities in web applications.

Patching and Updates

Regularly updating software components and applying security patches promptly is essential to protect systems from known vulnerabilities.