CVE-2023-44764 : Exploit Details and Defense Strategies

A Cross Site Scripting (XSS) vulnerability in Concrete CMS v.9.2.1 allows an attacker to execute arbitrary code via a crafted script to the SITE parameter from installation or in the Settings.

Understanding CVE-2023-44764

This section provides detailed information about the XSS vulnerability present in Concrete CMS v.9.2.1.

What is CVE-2023-44764?

CVE-2023-44764 is a Cross Site Scripting (XSS) vulnerability that exists in Concrete CMS v.9.2.1. It enables attackers to execute malicious code through a specially crafted script targeting the SITE parameter during installation or in the Settings.

The Impact of CVE-2023-44764

This vulnerability can be exploited by malicious actors to inject and execute arbitrary code, leading to various security risks such as data theft, unauthorized access, and further exploitation of the affected system.

Technical Details of CVE-2023-44764

In this section, we delve into the specific technical aspects of the CVE-2023-44764 vulnerability.

Vulnerability Description

The vulnerability allows attackers to insert malicious scripts into the SITE parameter of Concrete CMS, enabling them to execute arbitrary code within the system.

Affected Systems and Versions

All versions of Concrete CMS v.9.2.1 are affected by this XSS vulnerability, potentially putting any system utilizing this version at risk.

Exploitation Mechanism

To exploit this vulnerability, attackers provide a carefully crafted script in the SITE parameter during installation or in the Settings of Concrete CMS v.9.2.1, allowing them to run malicious code on the targeted system.

Mitigation and Prevention

This section outlines the steps to mitigate and prevent the exploitation of CVE-2023-44764.

Immediate Steps to Take

It is recommended to update Concrete CMS to a patched version that addresses the XSS vulnerability.
Avoid inserting any untrusted scripts in the SITE parameter to prevent code execution.

Long-Term Security Practices

Regularly monitor security advisories and updates for Concrete CMS to stay informed about potential vulnerabilities.
Implement security best practices to mitigate XSS vulnerabilities in web applications.

Patching and Updates

Installing patches and updates released by Concrete CMS is crucial to safeguard the system against known vulnerabilities and security threats.