CVE-2019-7934 : Exploit Details and Defense Strategies
Learn about CVE-2019-7934 affecting Magento versions prior to 1.9.4.2, 1.14.4.2, 2.1.18, 2.2.9, and 2.3.2 with a critical XSS vulnerability in the admin panel, allowing malicious script injection.
Magento versions prior to 1.9.4.2, 1.14.4.2, 2.1.18, 2.2.9, and 2.3.2 are vulnerable to a stored cross-site scripting (XSS) issue in the admin panel, allowing authenticated users to inject malicious JavaScript.
Understanding CVE-2019-7934
This CVE identifies a critical XSS vulnerability in various Magento versions that could be exploited by authenticated users with specific privileges.
What is CVE-2019-7934?
A stored cross-site scripting vulnerability in Magento versions prior to 1.9.4.2, 1.14.4.2, 2.1.18, 2.2.9, and 2.3.2, enables attackers to inject malicious scripts through the admin panel.
The Impact of CVE-2019-7934
- Attackers can execute arbitrary code in the context of the admin panel user, leading to potential data theft or unauthorized actions.
- Malicious scripts can compromise user sessions, leading to account takeover or further attacks.
Technical Details of CVE-2019-7934
Magento versions affected by a stored XSS vulnerability in the admin panel.
Vulnerability Description
- Authenticated users with newsletter template editing privileges can inject malicious JavaScript code.
Affected Systems and Versions
- Magento Open Source versions before 1.9.4.2
- Magento Commerce versions before 1.14.4.2
- Magento 2.1 versions before 2.1.18
- Magento 2.2 versions before 2.2.9
- Magento 2.3 versions before 2.3.2
Exploitation Mechanism
- Attackers exploit the vulnerability by injecting malicious JavaScript code through the admin panel, potentially leading to unauthorized actions.
Mitigation and Prevention
Immediate Steps to Take:
- Apply the security patch provided by Magento to fix the vulnerability.
- Restrict admin panel access to trusted users only.
Long-Term Security Practices:
- Regularly update Magento to the latest version to prevent known vulnerabilities.
- Educate users on secure coding practices and the risks of XSS attacks.
- Implement web application firewalls to detect and block malicious traffic.
- Monitor admin panel activities for any suspicious behavior.
- Conduct security audits and penetration testing to identify and address vulnerabilities.
- Stay informed about security advisories and best practices.
Patch and Updates:
- Magento has released security updates for versions 2.3.2, 2.2.9, and 2.1.18 to address this vulnerability.