CVE-2020-13644 : Exploit Details and Defense Strategies

An issue was discovered in the Accordion plugin before 2.2.9 for WordPress that allowed authenticated users to inject malicious JavaScript.

Understanding CVE-2020-13644

This CVE involves a vulnerability in the Accordion plugin for WordPress that could be exploited by authenticated users with specific permissions.

What is CVE-2020-13644?

The vulnerability in the Accordion plugin allowed users with Subscriber or higher permissions to import a new accordion and inject malicious JavaScript.

The Impact of CVE-2020-13644

The vulnerability could lead to the injection of malicious scripts, potentially compromising the security and integrity of the WordPress site.

Technical Details of CVE-2020-13644

The technical aspects of the CVE provide insights into the vulnerability and its implications.

Vulnerability Description

The unprotected AJAX wp_ajax_accordions_ajax_import_json action in the Accordion plugin allowed authenticated users to import accordions with injected malicious JavaScript.

Affected Systems and Versions

Product: Accordion plugin for WordPress
Vendor: N/A
Versions affected: Before 2.2.9

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Scope: Changed
Confidentiality Impact: Low
Integrity Impact: Low
Availability Impact: None

Mitigation and Prevention

Addressing and preventing the CVE is crucial to maintaining the security of WordPress sites.

Immediate Steps to Take

Update the Accordion plugin to version 2.2.9 or newer.
Monitor for any unauthorized changes or injected scripts.

Long-Term Security Practices

Regularly audit and review user permissions on WordPress sites.
Educate users on safe practices to prevent unauthorized actions.

Patching and Updates

Stay informed about security patches and updates for WordPress plugins.
Implement a robust update strategy to promptly apply patches and fixes.