CVE-2019-7921 Explained : Impact and Mitigation
Learn about CVE-2019-7921, a stored cross-site scripting vulnerability in Magento 2 versions 2.1 to 2.1.18, 2.2 to 2.2.9, and 2.3 to 2.3.2. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
Magento 2 versions 2.1 prior to 2.1.18, 2.2 prior to 2.2.9, and 2.3 prior to 2.3.2 are affected by a stored cross-site scripting vulnerability in the product catalog form. An authenticated user with specific privileges can exploit this vulnerability to inject malicious JavaScript code.
Understanding CVE-2019-7921
This CVE identifies a cross-site scripting vulnerability in Magento 2 versions 2.1.18, 2.2.9, and 2.3.2.
What is CVE-2019-7921?
CVE-2019-7921 is a stored cross-site scripting vulnerability found in Magento 2 versions 2.1 prior to 2.1.18, 2.2 prior to 2.2.9, and 2.3 prior to 2.3.2. It allows authenticated users with specific privileges to inject harmful JavaScript code.
The Impact of CVE-2019-7921
The vulnerability in Magento's product catalog form can be exploited by authenticated users to execute malicious scripts, potentially leading to data theft, unauthorized actions, or further compromise of the system.
Technical Details of CVE-2019-7921
Magento 2 versions 2.1 prior to 2.1.18, 2.2 prior to 2.2.9, and 2.3 prior to 2.3.2 are affected by this vulnerability.
Vulnerability Description
The product catalog form in Magento versions mentioned above is susceptible to stored cross-site scripting, enabling attackers to inject harmful JavaScript code.
Affected Systems and Versions
- Product: Magento 2
- Versions Affected: Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2
Exploitation Mechanism
An authenticated user with appropriate privileges can exploit the vulnerability by injecting malicious JavaScript code through the product catalog form.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2019-7921.
Immediate Steps to Take
- Apply the security patch provided by Magento for versions 2.1.18, 2.2.9, and 2.3.2.
- Regularly monitor and audit the product catalog for any suspicious activities.
Long-Term Security Practices
- Educate users on safe browsing habits and the risks of executing unauthorized scripts.
- Implement a robust security policy to restrict access and prevent unauthorized changes.
Patching and Updates
- Ensure timely installation of security patches and updates provided by Magento to address known vulnerabilities.