CVE-2019-7904 : Exploit Details and Defense Strategies
Learn about CVE-2019-7904, a vulnerability in Magento 2.1, 2.2, and 2.3 allowing unauthorized users to modify environment configurations. Find mitigation steps and patching advice.
A potential vulnerability exists in versions of Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, and Magento 2.3 prior to 2.3.2, where inadequate implementation of user access controls could allow a user with limited privileges to unauthorizedly modify the configuration settings of the environment.
Understanding CVE-2019-7904
Insufficient enforcement of user access controls in Magento 2.1 prior to 2.1.18, Magento 2.2 prior to 2.2.9, Magento 2.3 prior to 2.3.2 could enable a low-privileged user to make unauthorized environment configuration changes.
What is CVE-2019-7904?
CVE-2019-7904 is a vulnerability in Magento 2 versions that could lead to an access control bypass, allowing unauthorized users to modify environment configurations.
The Impact of CVE-2019-7904
The vulnerability could result in unauthorized modifications to the configuration settings of Magento 2 environments by users with limited privileges.
Technical Details of CVE-2019-7904
The following technical details provide insight into the vulnerability.
Vulnerability Description
- Type: Access Control Bypass
- Description: Inadequate user access controls in Magento 2 versions
Affected Systems and Versions
- Affected Product: Magento 2
- Vulnerable Versions: 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
The vulnerability allows low-privileged users to bypass access controls and make unauthorized changes to the environment configuration.
Mitigation and Prevention
Protect your systems from CVE-2019-7904 with the following steps:
Immediate Steps to Take
- Update Magento to the latest patched versions
- Review and adjust user access controls
- Monitor configuration changes for unauthorized modifications
Long-Term Security Practices
- Regularly review and update access control policies
- Conduct security training for users on access control best practices
- Implement least privilege principles for user permissions
Patching and Updates
- Apply security patches provided by Magento for the affected versions
- Stay informed about security updates and best practices to prevent access control bypass vulnerabilities.