CVE-2018-7733 : Security Advisory and Response

YxtCMF version 3.1 has a vulnerability in the RbacController.class.php file that allows CSRF attacks, enabling unauthorized modification of an administrator account.

Understanding CVE-2018-7733

This CVE identifies a security issue in YxtCMF version 3.1 that can lead to unauthorized modifications of administrator accounts.

What is CVE-2018-7733?

YxtCMF 3.1 is susceptible to CSRF attacks, specifically in the RbacController.class.php file, which can be exploited to alter administrator accounts through the index.php/admin/user/add_post.html interface.

The Impact of CVE-2018-7733

The vulnerability in YxtCMF 3.1 can result in unauthorized access and modifications to administrator accounts, potentially compromising the security of the system.

Technical Details of CVE-2018-7733

YxtCMF version 3.1 vulnerability details and affected systems.

Vulnerability Description

The RbacController.class.php file in YxtCMF 3.1 is vulnerable to CSRF attacks, allowing attackers to modify administrator accounts via a specific interface.

Affected Systems and Versions

Product: YxtCMF
Version: 3.1
Status: Affected

Exploitation Mechanism

Attackers can exploit the vulnerability by sending crafted requests through the index.php/admin/user/add_post.html interface to perform unauthorized modifications.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2018-7733.

Immediate Steps to Take

Disable the affected interface or restrict access to it.
Implement CSRF protection mechanisms.
Monitor administrator account activities for unauthorized changes.

Long-Term Security Practices

Regularly update the YxtCMF software to the latest secure version.
Conduct security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply patches or updates provided by the YxtCMF vendor to address the CSRF vulnerability in version 3.1.