CVE-2017-11500 : What You Need to Know

MetInfo 5.3.17 contains a vulnerability related to directory traversal that allows an external attacker to delete any .zip file. This CVE-2017-11500 affects the /admin/system/database/filedown.php endpoint.

Understanding CVE-2017-11500

This CVE involves a directory traversal vulnerability in MetInfo 5.3.17 that can be exploited by attackers.

What is CVE-2017-11500?

CVE-2017-11500 is a security vulnerability in MetInfo 5.3.17 that enables attackers to delete .zip files using a specific technique.

The Impact of CVE-2017-11500

The vulnerability allows remote attackers to delete files, potentially leading to data loss or system compromise.

Technical Details of CVE-2017-11500

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability in MetInfo 5.3.17 allows attackers to perform directory traversal and delete .zip files via the filenames parameter in /admin/system/database/filedown.php.

Affected Systems and Versions

Affected Version: MetInfo 5.3.17
Systems: Any system running MetInfo 5.3.17

Exploitation Mechanism

Attackers exploit the vulnerability by using the ..\ technique through the filenames parameter in the specified endpoint.

Mitigation and Prevention

Protecting systems from CVE-2017-11500 is crucial to prevent unauthorized file deletions and potential system compromise.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Implement proper input validation to prevent directory traversal attacks.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Stay informed about security updates and patches released by MetInfo.
Ensure timely application of patches to mitigate the risk of exploitation.