CVE-2022-28201 Explained : Impact and Mitigation
Discover the impact of CVE-2022-28201 found in MediaWiki versions prior to 1.35.6, 1.36.4, and 1.37.2. Learn about the exploitation risk and mitigation steps.
An issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. Users with the editinterface permission can trigger infinite recursion, because a bare local interwiki is mishandled for the mainpage message.
Understanding CVE-2022-28201
This section will provide insights into the critical details of the CVE-2022-28201 vulnerability.
What is CVE-2022-28201?
CVE-2022-28201 is a security vulnerability found in MediaWiki versions prior to 1.35.6, 1.36.4, and 1.37.2. It allows users with editinterface permission to initiate infinite recursion due to mishandling of a bare local interwiki for the mainpage message.
The Impact of CVE-2022-28201
The impact of this vulnerability includes the potential for unauthorized users to exploit the system, leading to disrupted operations and unauthorized access.
Technical Details of CVE-2022-28201
This section will delve into the technical aspects of CVE-2022-28201.
Vulnerability Description
The vulnerability arises from the mishandling of a bare local interwiki, enabling users with specific permissions to trigger infinite recursion.
Affected Systems and Versions
MediaWiki versions before 1.35.6, 1.36.4, and 1.37.2 are affected by CVE-2022-28201. Users of these versions should take immediate action.
Exploitation Mechanism
Unauthorized users with editinterface permission can exploit the vulnerability by manipulating the bare local interwiki for the mainpage message, leading to infinite recursion.
Mitigation and Prevention
In this section, we will cover the steps to mitigate and prevent the CVE-2022-28201 vulnerability.
Immediate Steps to Take
To address this vulnerability, users are advised to update MediaWiki to the latest patched version. Additionally, review and adjust permissions to limit exposure.
Long-Term Security Practices
Implement a comprehensive security policy that includes regular software updates, user permission audits, and security training to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security updates and patches released by MediaWiki to ensure your system is safeguarded against known vulnerabilities.