CVE-2020-12103 : Security Advisory and Response

Tiny File Manager 2.4.1 has a vulnerability in the ajax file backup copy functionality that allows authenticated users to create backup copies of files outside the intended directory.

Understanding CVE-2020-12103

In this CVE, a security issue in Tiny File Manager 2.4.1 enables authenticated users to perform unauthorized actions.

What is CVE-2020-12103?

The vulnerability in Tiny File Manager 2.4.1 permits authenticated users to create backup copies of files with a .bak extension outside the designated directory.

The Impact of CVE-2020-12103

This vulnerability could lead to unauthorized access and potential data leakage as users can create backup copies of files in unintended locations.

Technical Details of CVE-2020-12103

Tiny File Manager 2.4.1 is susceptible to a security flaw that allows users to manipulate file backup copy functionality.

Vulnerability Description

The issue enables authenticated users to create backup copies of files with .bak extension outside the intended directory.

Affected Systems and Versions

Product: Tiny File Manager 2.4.1
Vendor: N/A
Version: N/A

Exploitation Mechanism

Authenticated users can exploit the ajax file backup copy functionality to create backup copies of files in unauthorized locations.

Mitigation and Prevention

To address CVE-2020-12103, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Disable file backup copy functionality for untrusted users.
Regularly monitor file activities and backups.
Implement access controls to restrict file manipulation.

Long-Term Security Practices

Conduct regular security audits and code reviews.
Educate users on secure file management practices.
Keep software and systems up to date with security patches.

Patching and Updates

Ensure Tiny File Manager is updated to the latest version to mitigate the vulnerability.