CVE-2019-17073 : Security Advisory and Response

A vulnerability in emlog version 6.0.0beta allows authenticated users to remotely delete files by exploiting directory traversal through the admin/template.php?action=del&tpl=../ action.

Understanding CVE-2019-17073

This CVE identifies a security issue in emlog version 6.0.0beta that could be exploited by authenticated users to delete files remotely.

What is CVE-2019-17073?

The vulnerability in emlog version 6.0.0beta enables authenticated users to delete files remotely by leveraging directory traversal through a specific admin action.

The Impact of CVE-2019-17073

This vulnerability could lead to unauthorized deletion of files by authenticated users, potentially causing data loss or disruption to the system.

Technical Details of CVE-2019-17073

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability in emlog version 6.0.0beta allows remote authenticated users to delete arbitrary files via a specific directory traversal path.

Affected Systems and Versions

Affected Version: 6.0.0beta
Systems using emlog version 6.0.0beta are vulnerable to this exploit.

Exploitation Mechanism

Authenticated users can exploit the vulnerability by manipulating the admin/template.php?action=del&tpl=../ action to traverse directories and delete files.

Mitigation and Prevention

Protecting systems from CVE-2019-17073 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update emlog to a patched version that addresses the vulnerability.
Monitor and restrict access to sensitive admin functionalities.

Long-Term Security Practices

Implement least privilege access controls to limit user capabilities.
Regularly audit and review file deletion activities to detect unauthorized actions.

Patching and Updates

Stay informed about security updates for emlog and promptly apply patches to mitigate known vulnerabilities.