CVE-2018-6022 : Vulnerability Insights and Analysis

NoneCms version 1.3.0 and earlier contains a directory traversal vulnerability that allows remote authenticated users to delete arbitrary files by manipulating a specific parameter.

Understanding CVE-2018-6022

This CVE involves a security flaw in NoneCms that permits authenticated users to delete files they are not authorized to access.

What is CVE-2018-6022?

The vulnerability in the application/admin/controller/Main.php file of NoneCms version 1.3.0 and earlier enables authenticated users with back-office access to delete any files by exploiting a directory traversal issue.

The Impact of CVE-2018-6022

The vulnerability allows attackers to delete sensitive files, potentially leading to data loss, unauthorized access, or system instability.

Technical Details of CVE-2018-6022

NoneCms version 1.3.0 and earlier are susceptible to this security issue.

Vulnerability Description

The flaw in the Main.php file permits remote authenticated users to delete files by inserting specific characters in the param.path parameter.

Affected Systems and Versions

Product: NoneCms
Vendor: Not applicable
Versions affected: 1.3.0 and earlier

Exploitation Mechanism

Attackers can exploit the vulnerability by inserting ..\ in the param.path parameter, allowing them to traverse directories and delete files.

Mitigation and Prevention

It is crucial to take immediate action to mitigate the risks posed by CVE-2018-6022.

Immediate Steps to Take

Apply security patches or updates provided by the vendor.
Restrict access to sensitive directories and files.
Monitor file deletion activities for suspicious behavior.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on secure coding practices and awareness of directory traversal vulnerabilities.

Patching and Updates

Stay informed about security advisories and updates from NoneCms.
Implement a robust patch management process to promptly apply fixes for known vulnerabilities.