CVE-2023-28604 : Exploit Details and Defense Strategies

This CVE-2023-28604 was published on December 12, 2023, by MITRE. It involves the fluid_components extension before version 3.5.0 for TYPO3, which allows for Cross-Site Scripting (XSS) attacks via a component argument parameter in specific content use cases.

Understanding CVE-2023-28604

This section will cover what CVE-2023-28604 entails and its potential impact.

What is CVE-2023-28604?

CVE-2023-28604 involves the fluid_components extension in TYPO3, allowing attackers to exploit XSS vulnerabilities through a component argument parameter. This vulnerability poses a risk for certain edge cases where {content} is involved.

The Impact of CVE-2023-28604

The impact of CVE-2023-28604 is the potential for malicious actors to execute XSS attacks, compromising the security and integrity of TYPO3 installations using the fluid_components extension.

Technical Details of CVE-2023-28604

In this section, we will delve into the technical aspects of CVE-2023-28604, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in the fluid_components extension before version 3.5.0 for TYPO3 allows for XSS attacks via a component argument parameter. This can be exploited by attackers to inject and execute malicious scripts on vulnerable systems.

Affected Systems and Versions

The affected systems include TYPO3 installations using the fluid_components extension version prior to 3.5.0. As of the publication date, these versions are vulnerable to XSS attacks through the component argument parameter.

Exploitation Mechanism

By manipulating the component argument parameter in specific {content} use cases, threat actors can inject malicious scripts into the TYPO3 system, leading to successful XSS attacks and potential data breaches.

Mitigation and Prevention

Here, we will discuss the steps to mitigate the risks associated with CVE-2023-28604 and prevent future vulnerabilities.

Immediate Steps to Take

Users and administrators are advised to update the fluid_components extension to version 3.5.0 or newer to patch the vulnerability and prevent XSS attacks. Additionally, reviewing and sanitizing input parameters can help mitigate the risk of exploit.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security audits, and staying informed about security advisories can enhance the long-term security posture of TYPO3 installations.

Patching and Updates

Regularly applying security patches and updates provided by TYPO3 and extension developers is essential to address known vulnerabilities like CVE-2023-28604. Stay vigilant and proactive in keeping systems up-to-date to reduce the risk of exploitation.