CVE-2018-18487 : Vulnerability Insights and Analysis

Gxlcms v2.0 has a vulnerability in the generation of database backup filenames, potentially leading to predictable locations for the backup files.

Understanding CVE-2018-18487

The vulnerability in Gxlcms v2.0 allows for the insecure generation of database backup filenames, making it easier for attackers to locate and access sensitive backup files.

What is CVE-2018-18487?

In the \lib\admin\action\dataaction.class.php file of Gxlcms v2.0, the use of mt_rand() in an unsafe manner results in predictable locations for database backup files.

The Impact of CVE-2018-18487

This vulnerability could allow malicious actors to predict the locations of database backup files, potentially leading to unauthorized access to sensitive information.

Technical Details of CVE-2018-18487

The technical aspects of the CVE-2018-18487 vulnerability are as follows:

Vulnerability Description

The issue lies in the insecure usage of mt_rand() for generating database backup filenames in Gxlcms v2.0.

Affected Systems and Versions

Product: Gxlcms v2.0
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by predicting the locations of database backup files due to the predictable nature of the filenames.

Mitigation and Prevention

To address CVE-2018-18487, consider the following mitigation strategies:

Immediate Steps to Take

Disable database backup functionality until a patch is available.
Monitor file locations and access to detect any unauthorized activities.

Long-Term Security Practices

Implement secure randomization techniques for generating filenames.
Regularly review and update backup procedures to enhance security.

Patching and Updates

Apply patches or updates provided by the software vendor to fix the insecure filename generation issue.