CVE-2019-7944 : Exploit Details and Defense Strategies
Learn about CVE-2019-7944, a critical XSS vulnerability in Magento versions prior to 1.9.4.2, 1.14.4.2, 2.1.18, 2.2.9, and 2.3.2, allowing attackers to inject malicious scripts.
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 product comments field.
Understanding CVE-2019-7944
This CVE identifies a critical XSS vulnerability in various Magento versions that could allow an authenticated user to inject malicious JavaScript code.
What is CVE-2019-7944?
A stored XSS 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 an attacker to insert harmful scripts into the Return Product comments field.
The Impact of CVE-2019-7944
This vulnerability could be exploited by an authenticated user with specific privileges to execute arbitrary code, leading to potential data theft, account compromise, or website defacement.
Technical Details of CVE-2019-7944
Magento versions affected: 1.9.4.2, 1.14.4.2, 2.1.18, 2.2.9, 2.3.2
Vulnerability Description
The flaw allows an attacker to inject malicious JavaScript code into the product comments field, posing a significant security risk.
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
An authenticated user with privileges can exploit the vulnerability by inserting harmful scripts into the Return Product comments field.
Mitigation and Prevention
Immediate action is crucial to secure systems and prevent exploitation.
Immediate Steps to Take
- Apply the security patch provided by Magento immediately.
- Regularly monitor and audit user-generated content for malicious scripts.
- Educate users on safe practices to prevent XSS attacks.
Long-Term Security Practices
- Keep Magento installations up to date with the latest security patches.
- Implement web application firewalls to filter and block malicious traffic.
- Conduct regular security assessments and penetration testing.
Patching and Updates
Magento has released security updates to address this vulnerability. Ensure all affected systems are updated to the patched versions.