CVE-2020-19855 : What You Need to Know

phpwcms v1.9 contains a cross-site scripting (XSS) vulnerability in /image_zoom.php.

Understanding CVE-2020-19855

This CVE identifies a cross-site scripting vulnerability in phpwcms v1.9.

What is CVE-2020-19855?

The CVE-2020-19855 is a security vulnerability found in phpwcms v1.9, specifically in the /image_zoom.php file, allowing attackers to execute malicious scripts on the victim's browser.

The Impact of CVE-2020-19855

This vulnerability can be exploited by attackers to perform various malicious activities, such as stealing sensitive information, session hijacking, defacing websites, and spreading malware.

Technical Details of CVE-2020-19855

Vulnerability Description

The vulnerability exists due to insufficient input validation in the /image_zoom.php file, enabling attackers to inject and execute arbitrary scripts.

Affected Systems and Versions

Product: phpwcms v1.9
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through crafted URLs or forms, leading to the execution of unauthorized code on the victim's browser.

Mitigation and Prevention

Immediate Steps to Take

Disable the /image_zoom.php file if not essential for website functionality.
Implement input validation and output encoding to prevent XSS attacks.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Keep software and applications up to date with the latest security patches.
Conduct regular security assessments and penetration testing to identify and address vulnerabilities.

Patching and Updates

Check for patches or updates provided by phpwcms to address the XSS vulnerability.