CVE-2023-44765 : What You Need to Know

A detailed overview of the Cross Site Scripting (XSS) vulnerability in Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1, allowing arbitrary code execution.

Understanding CVE-2023-44765

In this section, we will explore the critical details of CVE-2023-44765, a Cross Site Scripting vulnerability affecting Concrete CMS.

What is CVE-2023-44765?

The CVE-2023-44765 is a Cross Site Scripting (XSS) vulnerability discovered in Concrete CMS versions 8.5.12 and below, as well as versions 9.0 through 9.2.1. This security flaw enables attackers to execute arbitrary code by injecting malicious scripts into Plural Handle of the Data Objects from System & Settings.

The Impact of CVE-2023-44765

The impact of CVE-2023-44765 is significant as it allows malicious actors to exploit the vulnerability to execute arbitrary code, leading to potential data theft, unauthorized access, and other security compromises.

Technical Details of CVE-2023-44765

Let's delve deeper into the technical aspects of CVE-2023-44765 to understand its implications and potential risks.

Vulnerability Description

The vulnerability in question, CVE-2023-44765, is classified as a Cross Site Scripting (XSS) issue, which arises due to improper validation of user-supplied input in Concrete CMS versions mentioned earlier.

Affected Systems and Versions

Concrete CMS versions 8.5.12 and below, and 9.0 through 9.2.1 are known to be affected by this XSS vulnerability. Users utilizing these versions are at risk of exploitation.

Exploitation Mechanism

Attackers exploit this vulnerability by crafting malicious scripts and injecting them into the Plural Handle of the Data Objects from System & Settings in Concrete CMS, allowing the execution of arbitrary code.

Mitigation and Prevention

To safeguard systems from CVE-2023-44765 and similar threats, proactive measures need to be implemented promptly.

Immediate Steps to Take

Users are advised to update Concrete CMS to the latest patched version and apply security best practices such as input validation and output encoding to mitigate the risk of XSS attacks.

Long-Term Security Practices

In the long term, organizations should prioritize regular security audits, employee training on secure coding practices, and robust security protocols to prevent XSS vulnerabilities.

Patching and Updates

Regularly monitor security advisories from Concrete CMS and promptly apply patches and updates to address known vulnerabilities and enhance the overall security posture of the platform.