CVE-2020-15906 Explained : Impact and Mitigation
Discover the security vulnerability in Tiki before 21.2 where tiki-login.php sets the admin password to a blank value after 50 invalid login attempts. Learn about the impact, affected systems, exploitation, and mitigation steps.
Tiki before version 21.2 is vulnerable to an issue where tiki-login.php sets the admin password to a blank value after 50 invalid login attempts.
Understanding CVE-2020-15906
This CVE entry highlights a security vulnerability in Tiki software that could lead to a critical security issue.
What is CVE-2020-15906?
The vulnerability in tiki-login.php in Tiki before version 21.2 allows an attacker to set the admin password to a blank value after 50 failed login attempts, potentially compromising the security of the system.
The Impact of CVE-2020-15906
This vulnerability could result in unauthorized access to the admin account, leading to potential data breaches, unauthorized modifications, or complete system compromise.
Technical Details of CVE-2020-15906
Tiki before version 21.2 is susceptible to a critical security flaw that affects the admin password setting mechanism.
Vulnerability Description
The issue arises from tiki-login.php setting the admin password to a blank value after a specific number of failed login attempts, creating a security loophole.
Affected Systems and Versions
- Product: Tiki
- Vendor: N/A
- Versions: All versions before 21.2
Exploitation Mechanism
Attackers can exploit this vulnerability by repeatedly attempting to log in with incorrect credentials until the admin password is reset to a blank value.
Mitigation and Prevention
It is crucial to take immediate action to address and prevent the exploitation of CVE-2020-15906.
Immediate Steps to Take
- Upgrade Tiki to version 21.2 or newer to mitigate the vulnerability.
- Monitor admin account activities for any unauthorized changes.
- Implement strong password policies and multi-factor authentication.
Long-Term Security Practices
- Regularly update and patch Tiki software to address security vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
- Apply patches and updates provided by Tiki to ensure the latest security fixes are in place.