CVE-2021-33351 Explained : Impact and Mitigation

A Cross Site Scripting vulnerability in Wyomind Help Desk Magento 2 extension v.1.3.6 and earlier versions allows attackers to escalate privileges, fixed in v.1.3.7.

Understanding CVE-2021-33351

This CVE involves a security issue in the Wyomind Help Desk Magento 2 extension that could be exploited by attackers for privilege escalation.

What is CVE-2021-33351?

The CVE-2021-33351 is a Cross Site Scripting vulnerability found in the Wyomind Help Desk Magento 2 extension version 1.3.6 and previous iterations. This security flaw enables malicious actors to elevate their privileges by utilizing a specially crafted payload in the ticket message field.

The Impact of CVE-2021-33351

This vulnerability could lead to unauthorized access and abuse of elevated privileges within the Wyomind Help Desk Magento 2 extension, potentially compromising the confidentiality and integrity of the system.

Technical Details of CVE-2021-33351

The technical aspects of CVE-2021-33351 include:

Vulnerability Description

The vulnerability allows attackers to inject malicious scripts into the ticket message field, leading to privilege escalation.

Affected Systems and Versions

The Wyomind Help Desk Magento 2 extension versions 1.3.6 and prior are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by inserting a specially crafted payload into the ticket message field to gain unauthorized privileges.

Mitigation and Prevention

To safeguard against CVE-2021-33351, consider the following measures:

Immediate Steps to Take

Update the Wyomind Help Desk Magento 2 extension to version 1.3.7 or later, where the vulnerability has been patched.
Monitor user inputs and sanitize data to prevent script injections.

Long-Term Security Practices

Regularly audit and assess extensions for security vulnerabilities.
Educate users on safe practices to mitigate the risk of XSS attacks.

Patching and Updates

Stay vigilant for security updates and patches released by extension developers to address known vulnerabilities.