CVE-2020-36411 Explained : Impact and Mitigation

A stored cross-scripting (XSS) vulnerability in CMS Made Simple 2.2.14 allows authenticated attackers to execute arbitrary web scripts or HTML via crafted payloads.

Understanding CVE-2020-36411

This CVE involves a security issue in CMS Made Simple version 2.2.14 that enables attackers to run malicious scripts through specific parameters.

What is CVE-2020-36411?

The vulnerability in CMS Made Simple 2.2.14 permits authenticated malicious users to execute arbitrary web scripts or HTML by inserting a specially crafted payload into certain parameters within the "Content Editing Settings" module.

The Impact of CVE-2020-36411

This vulnerability can lead to unauthorized script execution, potentially compromising the security and integrity of the affected system.

Technical Details of CVE-2020-36411

This section delves into the specifics of the vulnerability.

Vulnerability Description

The XSS flaw in CMS Made Simple 2.2.14 allows authenticated attackers to inject and execute malicious scripts or HTML code through specific input fields.

Affected Systems and Versions

Affected Version: CMS Made Simple 2.2.14
Product: Not applicable
Vendor: Not applicable

Exploitation Mechanism

Attackers with authenticated access can exploit this vulnerability by inserting a malicious payload into the designated parameters within the "Content Editing Settings" module.

Mitigation and Prevention

Protecting systems from CVE-2020-36411 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update CMS Made Simple to a patched version that addresses the XSS vulnerability.
Monitor and restrict access to the affected parameters to prevent unauthorized script execution.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments on the CMS and other web applications.
Educate users on safe practices to prevent XSS attacks and other security threats.

Patching and Updates

Apply security patches and updates provided by CMS Made Simple promptly to mitigate the risk of exploitation.