CVE-2020-36490 : What You Need to Know

DedeCMS v7.5 SP2 contains multiple cross-site scripting (XSS) vulnerabilities in the component file_manage_view.php, posing a security risk.

Understanding CVE-2020-36490

This CVE identifies XSS vulnerabilities in DedeCMS v7.5 SP2, specifically in the file_manage_view.php component.

What is CVE-2020-36490?

DedeCMS v7.5 SP2 is susceptible to XSS attacks through various parameters like

activepath

,

keyword

,

tag

,

fmdo=x&filename

,

CKEditor

, and

CKEditorFuncNum

.

The Impact of CVE-2020-36490

These vulnerabilities could allow attackers to execute malicious scripts in the context of a user's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-36490

DedeCMS v7.5 SP2 XSS Vulnerabilities

Vulnerability Description

The XSS flaws in file_manage_view.php enable attackers to inject and execute malicious scripts within the application.

Affected Systems and Versions

Product: DedeCMS v7.5 SP2
Vendor: N/A
Version: N/A

Exploitation Mechanism

Attackers can exploit the XSS vulnerabilities by manipulating the

activepath

,

keyword

,

tag

,

fmdo=x&filename

,

CKEditor

, and

CKEditorFuncNum

parameters.

Mitigation and Prevention

Protecting against CVE-2020-36490

Immediate Steps to Take

Disable or sanitize user inputs to prevent script injection attacks.
Regularly monitor and audit web application logs for suspicious activities.

Long-Term Security Practices

Implement input validation and output encoding to mitigate XSS risks.
Stay informed about security updates and patches for DedeCMS.

Patching and Updates

Apply security patches provided by DedeCMS to address the XSS vulnerabilities.