CVE-2019-14315 : What You Need to Know

SunHater KCFinder 3.20-test1, 3.20-test2, 3.12, and older versions contain a cross-site scripting (XSS) vulnerability in the upload.php file, allowing remote attackers to inject arbitrary web script or HTML.

Understanding CVE-2019-14315

This CVE involves a security issue in SunHater KCFinder versions that could be exploited by attackers to execute XSS attacks.

What is CVE-2019-14315?

The vulnerability in SunHater KCFinder versions allows attackers to insert malicious web scripts or HTML by manipulating the CKEditorFuncNum parameter.

The Impact of CVE-2019-14315

The XSS vulnerability in SunHater KCFinder versions poses a risk of remote code execution and unauthorized access to sensitive information.

Technical Details of CVE-2019-14315

SunHater KCFinder 3.20-test1, 3.20-test2, 3.12, and earlier versions are susceptible to a cross-site scripting (XSS) flaw.

Vulnerability Description

The upload.php file in affected versions of SunHater KCFinder allows remote attackers to perform XSS attacks via the CKEditorFuncNum parameter.

Affected Systems and Versions

SunHater KCFinder 3.20-test1
SunHater KCFinder 3.20-test2
SunHater KCFinder 3.12
Older versions of SunHater KCFinder

Exploitation Mechanism

Attackers can exploit this vulnerability by altering the CKEditorFuncNum parameter to inject malicious web scripts or HTML.

Mitigation and Prevention

To address CVE-2019-14315, follow these security measures:

Immediate Steps to Take

Update SunHater KCFinder to the latest patched version.
Implement input validation to sanitize user inputs and prevent XSS attacks.

Long-Term Security Practices

Regularly monitor and audit web applications for security vulnerabilities.
Educate developers on secure coding practices to prevent XSS vulnerabilities.

Patching and Updates

Apply security patches and updates provided by SunHater for KCFinder to mitigate the XSS vulnerability.