CVE-2020-19266 Explained : Impact and Mitigation

A stored cross-site scripting (XSS) vulnerability in the index.php/Dswjcms/Site/articleList component of Dswjcms 1.6.4 allows attackers to execute arbitrary web scripts or HTML.

Understanding CVE-2020-19266

This CVE-2020-19266 vulnerability pertains to a stored cross-site scripting (XSS) issue in Dswjcms 1.6.4.

What is CVE-2020-19266?

CVE-2020-19266 is a security vulnerability in Dswjcms 1.6.4 that enables malicious actors to run arbitrary web scripts or HTML by exploiting the index.php/Dswjcms/Site/articleList component.

The Impact of CVE-2020-19266

The vulnerability allows attackers to execute unauthorized scripts or HTML code on the affected system, potentially leading to various security risks such as data theft, unauthorized access, and website defacement.

Technical Details of CVE-2020-19266

This section provides more in-depth technical insights into the CVE-2020-19266 vulnerability.

Vulnerability Description

The vulnerability arises from inadequate input validation in the index.php/Dswjcms/Site/articleList component, enabling attackers to store malicious scripts that get executed when accessed by other users.

Affected Systems and Versions

Affected System: Dswjcms 1.6.4
Affected Versions: All versions of Dswjcms 1.6.4

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts or HTML code into the articleList component, which, when viewed by other users, triggers the execution of the injected code.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2020-19266, follow these mitigation strategies:

Immediate Steps to Take

Disable the affected component or restrict access to it if possible.
Implement input validation mechanisms to sanitize user inputs and prevent script injection.
Regularly monitor and audit the system for any unauthorized script executions.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate developers and users about secure coding practices and the risks associated with XSS vulnerabilities.

Patching and Updates

Apply patches or updates provided by the software vendor to fix the XSS vulnerability in Dswjcms 1.6.4.