CVE-2021-45010 : What You Need to Know
Learn about CVE-2021-45010, a path traversal vulnerability in Tiny File Manager allowing remote attackers to upload malicious PHP files for code execution. Find mitigation steps and preventive measures.
A path traversal vulnerability in the file upload functionality in tinyfilemanager.php in Tiny File Manager before 2.4.7 allows remote attackers (with valid user accounts) to upload malicious PHP files to the webroot, leading to code execution.
Understanding CVE-2021-45010
This CVE describes a critical path traversal vulnerability in Tiny File Manager that enables remote attackers to upload malicious PHP files, potentially leading to code execution.
What is CVE-2021-45010?
The vulnerability allows attackers with valid user accounts to upload malicious PHP files via the file upload functionality in Tiny File Manager, enabling them to execute arbitrary code on the server.
The Impact of CVE-2021-45010
The exploitation of this vulnerability can result in unauthorized access to sensitive data, server compromise, and potential full control over the affected system.
Technical Details of CVE-2021-45010
This section provides detailed technical information about the CVE.
Vulnerability Description
- Path traversal vulnerability in tinyfilemanager.php in Tiny File Manager before version 2.4.7
- Allows remote attackers to upload malicious PHP files through the file upload feature
- Leads to code execution on the webroot
Affected Systems and Versions
- Product: Tiny File Manager
- Vendor: N/A
- Affected Version: < 2.4.7
Exploitation Mechanism
- Attackers with valid user accounts exploit the file upload functionality to upload malicious PHP files
- By traversing paths and uploading code, attackers execute arbitrary commands on the server
Mitigation and Prevention
Protect your systems and networks from this vulnerability.
Immediate Steps to Take
- Update Tiny File Manager to version 2.4.7 or higher to patch the vulnerability
- Review user permissions and restrict file upload capabilities
- Monitor for any suspicious file uploads or activities on the webroot
Long-Term Security Practices
- Conduct regular security assessments and penetration testing on your systems
- Implement a robust access control policy to limit unauthorized access
- Keep all software and applications up to date with the latest security patches
- Educate users on secure upload practices and the risks associated with file uploads
Patching and Updates
- Apply patches provided by Tiny File Manager promptly to address security vulnerabilities