CVE-2023-42455 : What You Need to Know
Learn about CVE-2023-42455 affecting Wazuh API versions 4.4.0 and 4.4.1, allowing unauthorized users to escalate their privileges. Update to version 4.4.2 for mitigation.
A security vulnerability has been identified in Wazuh, impacting versions 4.4.0 and 4.4.1 of the Wazuh API that could allow privilege escalation for users. This CVE, assigned by GitHub_M, has a CVSS base score of 8.8.
Understanding CVE-2023-42455
The vulnerability in Wazuh allows a logged user to the dashboard to become an API administrator, despite their assigned role not permitting it. Version 4.4.2 has been released to address this issue.
What is CVE-2023-42455?
The vulnerability in Wazuh's API versions 4.4.0 and 4.4.1 enables users to gain API administrator privileges through the Dashboard, bypassing role restrictions.
The Impact of CVE-2023-42455
This vulnerability poses a high risk as it allows unauthorized users to escalate their privileges and potentially access sensitive data or perform malicious actions within the API system.
Technical Details of CVE-2023-42455
In versions 4.4.0 and 4.4.1 of Wazuh, an exploit exists that permits users to elevate their privileges within the API system, compromising the integrity, confidentiality, and availability of the data.
Vulnerability Description
Users can leverage browser development tools to obtain the Wazuh API administrator key from the Dashboard, granting them unauthorized access to higher privileges.
Affected Systems and Versions
The vulnerability impacts wazuh-kibana-app versions >= 4.4.0 and < 4.4.2.
Exploitation Mechanism
Users with access to the dashboard can exploit this vulnerability by utilizing browser development tools to gain API administrator privileges.
Mitigation and Prevention
To secure your system against CVE-2023-42455, immediate actions need to be taken to prevent unauthorized privilege escalation and potential data breaches.
Immediate Steps to Take
Update to version 4.4.2 of the Wazuh API to mitigate the vulnerability and prevent unauthorized users from gaining administrator access.
Long-Term Security Practices
Regularly monitor security advisories and apply patches promptly to safeguard your system from known vulnerabilities and threats.
Patching and Updates
Stay informed about security updates released by Wazuh and promptly apply patches to ensure the safety and integrity of your API system.