CVE-2023-25346 Explained : Impact and Mitigation

A reflected cross-site scripting (XSS) vulnerability in ChurchCRM 4.5.3 has been identified, allowing remote attackers to inject arbitrary web script or HTML via the id parameter of /churchcrm/v2/family/not-found.

Understanding CVE-2023-25346

This section provides an overview of the CVE-2023-25346 vulnerability and its implications.

What is CVE-2023-25346?

CVE-2023-25346 refers to a reflected cross-site scripting (XSS) vulnerability impacting ChurchCRM 4.5.3. This vulnerability enables malicious actors to inject unauthorized web script or HTML content by exploiting the id parameter of /churchcrm/v2/family/not-found.

The Impact of CVE-2023-25346

The vulnerability poses a risk of unauthorized script injection, potentially leading to various forms of attacks such as data theft, session hijacking, and website defacement.

Technical Details of CVE-2023-25346

In this section, we delve into the technical aspects of CVE-2023-25346 including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability in ChurchCRM 4.5.3 allows remote attackers to perform cross-site scripting attacks by injecting malicious web script or HTML code through the id parameter of /churchcrm/v2/family/not-found.

Affected Systems and Versions

The affected product version is ChurchCRM 4.5.3. It is crucial for users of this version to take immediate action to mitigate the risk of exploitation.

Exploitation Mechanism

By manipulating the id parameter in the URL path /churchcrm/v2/family/not-found, threat actors can inject and execute harmful scripts on the targeted ChurchCRM instance, potentially compromising user data and system integrity.

Mitigation and Prevention

This section outlines the necessary steps to mitigate the CVE-2023-25346 vulnerability and prevent potential exploitation.

Immediate Steps to Take

Users are advised to disable input fields that accept untrusted data to prevent XSS attacks.
Regular monitoring of web application logs can help detect any suspicious activities related to script injections.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user inputs and prevent the execution of malicious scripts.
Employ strict content security policies (CSP) to control the sources from which resources can be loaded on the web application.

Patching and Updates

ChurchCRM users should apply security patches released by the vendor promptly to address the vulnerability and enhance the overall security posture of the software.