CVE-2021-28380 : What You Need to Know

A vulnerability in the aimeos extension for TYPO3 could allow cross-site scripting (XSS) attacks through a backend user account.

Understanding CVE-2021-28380

This CVE refers to a security issue in the aimeos (Aimeos shop and e-commerce framework) extension for TYPO3 that enables XSS attacks when exploited through a backend user account.

What is CVE-2021-28380?

The vulnerability in the aimeos extension before versions 19.10.12 and 20.x before 20.10.5 for TYPO3 permits attackers to execute XSS attacks via a backend user account, potentially leading to unauthorized access and data manipulation.

The Impact of CVE-2021-28380

Exploitation of this vulnerability could result in malicious actors injecting and executing arbitrary scripts on the affected TYPO3 system through a compromised backend user account. This could compromise the confidentiality, integrity, and availability of the system and its data.

Technical Details of CVE-2021-28380

This section provides a deeper dive into the technical aspects of CVE-2021-28380, including the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in the aimeos extension for TYPO3 allows for XSS attacks when manipulated via a backend user account, enabling threat actors to inject malicious scripts into the system.

Affected Systems and Versions

Systems running aimeos extension versions before 19.10.12 and 20.x before 20.10.5 for TYPO3 are impacted by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability involves using a compromised backend user account to inject and execute malicious scripts, potentially leading to unauthorized actions and data compromise.

Mitigation and Prevention

To safeguard systems from the CVE-2021-28380 vulnerability, immediate steps, long-term security practices, and the importance of patching and updates are crucial.

Immediate Steps to Take

System administrators should consider restricting backend user account privileges, monitoring for unusual activity, and implementing web application firewalls to detect and prevent XSS attacks.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and educating users on identifying and reporting suspicious activities can enhance the overall security posture against XSS vulnerabilities.

Patching and Updates

TYPO3 users are strongly advised to update their aimeos extension to versions 19.10.12 or 20.10.5 to patch the vulnerability and protect their systems from potential XSS attacks.