CVE-2018-19329 : Exploit Details and Defense Strategies

GreenCMS v2.3.0603 allows remote authenticated administrators to delete arbitrary files by modifying a base64-encoded pathname in an m=admin&c=media&a=delfilehandle&id= call, related to the m=admin&c=media&a=restorefile delete button.

Understanding CVE-2018-19329

This CVE entry describes a vulnerability in GreenCMS v2.3.0603 that enables authenticated administrators to delete files through a specific manipulation.

What is CVE-2018-19329?

The vulnerability in GreenCMS v2.3.0603 allows authenticated administrators to delete any desired files by altering the base64-encoded pathname within a specific call.

The Impact of CVE-2018-19329

The vulnerability permits remote authenticated administrators to delete files, potentially leading to data loss or system instability.

Technical Details of CVE-2018-19329

GreenCMS v2.3.0603 is susceptible to a file deletion vulnerability that can be exploited by authenticated users.

Vulnerability Description

Authenticated administrators using GreenCMS v2.3.0603 can delete any desired files by modifying the base64-encoded pathname within a specific call.

Affected Systems and Versions

Product: GreenCMS
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability is associated with the delete button in a specific section of GreenCMS, allowing authenticated users to delete files by manipulating the pathname.

Mitigation and Prevention

To address CVE-2018-19329, immediate steps and long-term security practices are recommended.

Immediate Steps to Take

Monitor file deletion activities by authenticated users.
Restrict access to sensitive file deletion functionalities.
Implement strict file deletion permissions.

Long-Term Security Practices

Regularly update GreenCMS to the latest secure version.
Conduct security training for administrators on safe file management practices.

Patching and Updates

Ensure that GreenCMS is regularly patched and updated to mitigate the vulnerability.