CVE-2019-6703 : Security Advisory and Response
Learn about CVE-2019-6703 affecting Calmar Webmedia Total Donations plugin up to version 2.0.5. Unauthorized attackers can exploit this vulnerability to take over WordPress websites. Find mitigation steps here.
The Calmar Webmedia Total Donations plugin, up to version 2.0.5, has a vulnerability that allows unauthorized attackers to take over WordPress websites.
Understanding CVE-2019-6703
This CVE involves a security flaw in the Calmar Webmedia Total Donations plugin, enabling attackers to manipulate WordPress option values and potentially gain complete control of the targeted website.
What is CVE-2019-6703?
The vulnerability in the migla_ajax_functions.php file of the Total Donations plugin allows unauthorized users to modify WordPress option values, leading to a complete website takeover. Attackers can exploit this by sending requests to specific URLs and executing actions that grant them control over various settings.
The Impact of CVE-2019-6703
- Unauthorized attackers can modify WordPress option values
- Complete takeover of the targeted website
- Ability to enable new user registration and set default roles as Administrator
Technical Details of CVE-2019-6703
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability in migla_ajax_functions.php allows unauthenticated attackers to update arbitrary WordPress option values, potentially resulting in a complete takeover of the affected website.
Affected Systems and Versions
- Calmar Webmedia Total Donations plugin up to version 2.0.5
Exploitation Mechanism
Attackers can exploit this vulnerability by sending requests to wp-admin/admin-ajax.php and calling the miglaA_update_me action, granting them the ability to modify various options on affected websites.
Mitigation and Prevention
Protecting systems from CVE-2019-6703 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable or remove the Total Donations plugin if not essential
- Monitor website activity for suspicious behavior
- Implement strong password policies
Long-Term Security Practices
- Regularly update plugins and themes
- Conduct security audits and penetration testing
- Educate users on cybersecurity best practices
Patching and Updates
- Apply patches and updates provided by the plugin developer
- Stay informed about security vulnerabilities and best practices