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CVE-2017-8853 : Security Advisory and Response

Learn about CVE-2017-8853 affecting Fiyo CMS version 2.0.7, allowing arbitrary file deletion via directory traversal. Find mitigation steps and prevention measures.

Fiyo CMS version 2.0.7 contains a vulnerability that allows arbitrary file deletion through a directory traversal weakness in the 'backuper.php' file.

Understanding CVE-2017-8853

This CVE identifies a security flaw in Fiyo CMS version 2.0.7 that can be exploited to delete files.

What is CVE-2017-8853?

The vulnerability in Fiyo CMS version 2.0.7 enables attackers to delete files by exploiting a directory traversal weakness in the 'backuper.php' file.

The Impact of CVE-2017-8853

This vulnerability can lead to unauthorized deletion of files, potentially causing data loss or system instability.

Technical Details of CVE-2017-8853

Fiyo CMS version 2.0.7 vulnerability details:

Vulnerability Description

The flaw allows for arbitrary file deletion by manipulating the 'file' parameter during the 'act=db' action.

Affected Systems and Versions

        Product: Fiyo CMS
        Version: 2.0.7

Exploitation Mechanism

The vulnerability is triggered by exploiting a directory traversal weakness in the 'file' parameter during the 'act=db' action.

Mitigation and Prevention

Protect your system from CVE-2017-8853:

Immediate Steps to Take

        Disable or restrict access to the vulnerable 'backuper.php' file.
        Implement input validation to prevent directory traversal attacks.

Long-Term Security Practices

        Regularly update Fiyo CMS to the latest secure version.
        Conduct security audits to identify and address vulnerabilities proactively.

Patching and Updates

        Apply patches or security updates provided by Fiyo CMS to fix the vulnerability.

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