CVE-2018-21020 : What You Need to Know
Learn about CVE-2018-21020, a PHP type juggling vulnerability in Centreon Web before 2.8.27 allowing attackers to bypass authentication mechanisms. Find mitigation steps and preventive measures here.
Centreon Web before version 2.8.27 is vulnerable to a PHP type juggling flaw in centreonAuth.class.php, allowing attackers to bypass authentication mechanisms.
Understanding CVE-2018-21020
This CVE describes a security vulnerability in Centreon Web that can be exploited to bypass authentication mechanisms.
What is CVE-2018-21020?
In Centreon Web before version 2.8.27, attackers can exploit a PHP type juggling vulnerability in centreonAuth.class.php to circumvent authentication controls.
The Impact of CVE-2018-21020
The vulnerability, though rare, poses a significant security risk as it enables unauthorized access to Centreon Web instances.
Technical Details of CVE-2018-21020
This section provides detailed technical information about the CVE.
Vulnerability Description
The flaw in centreonAuth.class.php allows malicious actors to manipulate PHP type juggling to bypass authentication mechanisms.
Affected Systems and Versions
- Product: Centreon Web
- Vendor: Centreon
- Versions affected: Before 2.8.27
Exploitation Mechanism
Attackers exploit the PHP type juggling vulnerability in centreonAuth.class.php to gain unauthorized access to Centreon Web instances.
Mitigation and Prevention
Protect your systems from CVE-2018-21020 with the following measures.
Immediate Steps to Take
- Upgrade Centreon Web to version 2.8.27 or later.
- Monitor for any unauthorized access attempts.
Long-Term Security Practices
- Regularly update and patch Centreon Web to address security vulnerabilities.
- Implement strong authentication mechanisms and access controls.
Patching and Updates
Ensure timely application of security patches and updates to prevent exploitation of known vulnerabilities.