CVE-2018-6009 : Exploit Details and Defense Strategies
Learn about CVE-2018-6009, a CSRF token regeneration flaw in Yii Framework 2.x before 2.0.14, allowing unauthorized actions. Find mitigation steps and update recommendations here.
This CVE-2018-6009 article provides insights into a CSRF token regeneration issue in Yii Framework 2.x before version 2.0.14.
Understanding CVE-2018-6009
This CVE involves a vulnerability in the switchIdentity function in Yii Framework 2.x, impacting the regeneration of CSRF tokens.
What is CVE-2018-6009?
In Yii Framework 2.x before version 2.0.14, the switchIdentity function in web/User.php failed to regenerate the CSRF token when the identity was changed.
The Impact of CVE-2018-6009
This vulnerability could allow attackers to exploit the CSRF token not being regenerated, potentially leading to unauthorized actions on behalf of a different user.
Technical Details of CVE-2018-6009
This section delves into the technical aspects of the CVE.
Vulnerability Description
The CSRF token was not regenerated in the switchIdentity function of Yii Framework 2.x before version 2.0.14, located in web/User.php.
Affected Systems and Versions
- Product: Yii Framework 2.x
- Vendor: Yii
- Versions affected: < 2.0.14
Exploitation Mechanism
Attackers could exploit this vulnerability to perform unauthorized actions by leveraging the unchanged CSRF token.
Mitigation and Prevention
Protect your systems from CVE-2018-6009 with these mitigation strategies.
Immediate Steps to Take
- Upgrade to Yii Framework version 2.0.14 or newer.
- Implement proper CSRF token regeneration mechanisms.
Long-Term Security Practices
- Regularly update and patch your Yii Framework installation.
- Conduct security audits to identify and address vulnerabilities promptly.
Patching and Updates
Ensure timely application of security patches and updates to Yii Framework to mitigate the CSRF token regeneration issue.