CVE-2022-31046 Explained : Impact and Mitigation
Learn about CVE-2022-31046, an information disclosure vulnerability in TYPO3 CMS pre-11.5.11 versions. Find out the impact, affected systems, and mitigation steps.
A detailed overview of the Information Disclosure vulnerability via Export Module in TYPO3 CMS.
Understanding CVE-2022-31046
In this section, we will delve into the specifics of the CVE-2022-31046 vulnerability affecting TYPO3 CMS.
What is CVE-2022-31046?
TYPO3 CMS, versions prior to 7.6.57 ELTS, 8.7.47 ELTS, 9.5.34 ELTS, 10.4.29, and 11.5.11, suffers from an information disclosure vulnerability through the export module. This flaw allows authenticated users to access internal database details that should be restricted.
The Impact of CVE-2022-31046
The impact of this vulnerability is rated as Medium with a CVSS base score of 4.3. It poses a risk of exposing sensitive information to unauthorized actors, potentially compromising data confidentiality.
Technical Details of CVE-2022-31046
Let's explore the technical aspects of the CVE-2022-31046 vulnerability.
Vulnerability Description
The issue arises from the export functionality in TYPO3 CMS failing to enforce proper column restrictions, enabling authenticated users to extract sensitive database information.
Affected Systems and Versions
The vulnerability affects TYPO3 versions starting from 7.0.0 to versions prior to 11.5.11 across multiple releases.
Exploitation Mechanism
Attackers with authenticated access can leverage the export module to export internal details of database tables they have permissions to view, potentially leading to data exposure.
Mitigation and Prevention
Discover the necessary steps to mitigate and prevent exploitation of CVE-2022-31046.
Immediate Steps to Take
For immediate protection, ensure that access to the vulnerable export functionality is restricted for regular backend users.
Long-Term Security Practices
Implement a robust security policy including regular security audits and access control measures to safeguard against similar vulnerabilities in the future.
Patching and Updates
It is crucial to update TYPO3 CMS to versions 7.6.57 ELTS, 8.7.47 ELTS, 9.5.34 ELTS, 10.4.29, or 11.5.11 to address the information disclosure issue via the export module.