CVE-2021-23225 : What You Need to Know
Learn about CVE-2021-23225, a vulnerability in Cacti 1.1.38 that enables authenticated users to inject arbitrary web scripts or HTML, potentially leading to XSS attacks and data theft.
Cacti 1.1.38 allows authenticated users with User Management permissions to inject arbitrary web script or HTML in the "new_username" field during creation of a new user via "Copy" method at user_admin.php.
Understanding CVE-2021-23225
This CVE record details a security vulnerability in Cacti version 1.1.38 that enables authenticated users to inject malicious scripts or HTML code during the creation of a new user through a specific method.
What is CVE-2021-23225?
CVE-2021-23225 is a security flaw in Cacti 1.1.38 that permits users with User Management permissions to insert unauthorized web scripts or HTML into the "new_username" field while adding a new user using the "Copy" method at user_admin.php.
The Impact of CVE-2021-23225
The vulnerability can be exploited by authenticated users with specific permissions to execute arbitrary scripts or introduce harmful HTML content, potentially leading to cross-site scripting (XSS) attacks, data theft, or unauthorized actions within the Cacti application.
Technical Details of CVE-2021-23225
This section delves into the technical aspects of the CVE, including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability in Cacti 1.1.38 allows authenticated users with User Management permissions to inject arbitrary web script or HTML in the "new_username" field during the creation of a new user via the "Copy" method at user_admin.php.
Affected Systems and Versions
Product: Cacti Version: 1.1.38
Exploitation Mechanism
Authenticated users with User Management permissions can exploit this vulnerability by manipulating the "new_username" field during user creation.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2021-23225 to secure your system and data.
Immediate Steps to Take
- Update Cacti to a non-vulnerable version.
- Restrict user permissions to minimize the impact of potential attacks.
Long-Term Security Practices
- Regularly monitor and audit user activities within Cacti.
- Educate users about safe practices to prevent unauthorized actions.
Patching and Updates
Stay informed about security patches and updates released by Cacti to safeguard your environment against known vulnerabilities.