CVE-2019-12470 : What You Need to Know
Learn about CVE-2019-12470, an access control flaw in Wikimedia MediaWiki versions 1.32.1 and below, allowing unauthorized access to the RevisionDelete page. Find out the impact, technical details, and mitigation steps.
Wikimedia MediaWiki version 1.32.1 and below have an access control flaw that allows the RevisionDelete page to be accessed without proper authentication. Learn about the impact, technical details, and mitigation steps for this CVE.
Understanding CVE-2019-12470
This CVE involves an access control issue in Wikimedia MediaWiki versions 1.32.1 and earlier, allowing unauthorized access to the RevisionDelete page.
What is CVE-2019-12470?
The access control mechanism in Wikimedia MediaWiki version 1.32.1 and below has a flaw, causing the RevisionDelete page to be accessible even when the user is not logged in. This issue has been fixed in versions 1.32.2, 1.31.2, 1.30.2, and 1.27.6.
The Impact of CVE-2019-12470
- Unauthorized users can access the RevisionDelete page without proper authentication.
- Sensitive information may be exposed to unauthorized individuals.
Technical Details of CVE-2019-12470
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
The access control flaw in Wikimedia MediaWiki versions 1.32.1 and below allows unauthorized users to access the RevisionDelete page, compromising data security.
Affected Systems and Versions
- Affected Systems: Wikimedia MediaWiki versions 1.32.1 and earlier
- Fixed Versions: 1.32.2, 1.31.2, 1.30.2, and 1.27.6
Exploitation Mechanism
Unauthorized users can exploit this vulnerability by directly accessing the RevisionDelete page without the need for proper authentication.
Mitigation and Prevention
Protect your systems from CVE-2019-12470 with these mitigation strategies.
Immediate Steps to Take
- Update Wikimedia MediaWiki to the latest patched version.
- Restrict access to sensitive pages and functionalities.
- Monitor user access and review logs for suspicious activities.
Long-Term Security Practices
- Implement a robust access control mechanism.
- Conduct regular security audits and vulnerability assessments.
- Educate users on best security practices and data protection.
Patching and Updates
- Apply security patches promptly to ensure protection against known vulnerabilities.