CVE-2023-30752 : Vulnerability Insights and Analysis

A detailed article about the CVE-2023-30752 highlighting the vulnerability found in the WordPress External Videos Plugin.

Understanding CVE-2023-30752

This section will cover the details of CVE-2023-30752 and its impact on the affected systems.

What is CVE-2023-30752?

The CVE-2023-30752 is an Authentication (admin+) Stored Cross-Site Scripting (XSS) vulnerability identified in the Silvia Pfeiffer and Andrew Nimmo External Videos plugin, affecting versions less than or equal to 2.0.1.

The Impact of CVE-2023-30752

The vulnerability poses a risk of CAPEC-592 Stored XSS, with a CVSS v3.1 base score of 5.9 (Medium severity). It requires high privileges to exploit and user interaction for malicious code execution.

Technical Details of CVE-2023-30752

In this section, we will delve into the specific technical aspects of the vulnerability.

Vulnerability Description

The vulnerability arises due to improper neutralization of input during web page generation (Cross-site Scripting) in the affected plugin, enabling attackers to execute malicious scripts in the context of authenticated portal users.

Affected Systems and Versions

Silvia Pfeiffer and Andrew Nimmo External Videos plugin versions less than or equal to 2.0.1 are susceptible to this XSS vulnerability, potentially impacting WordPress websites utilizing the plugin.

Exploitation Mechanism

Exploiting this vulnerability requires high privileges as an admin or higher, with interaction from users to trigger the execution of stored XSS payloads.

Mitigation and Prevention

This section outlines the steps to mitigate risks associated with CVE-2023-30752 and prevent potential exploitation.

Immediate Steps to Take

Website administrators are advised to update the External Videos plugin to the latest version (beyond 2.0.1) to prevent exposure to the XSS vulnerability. Regular security audits and monitoring for malicious activities are also recommended.

Long-Term Security Practices

Implementing secure coding practices, input validation mechanisms, and user input sanitization can help prevent XSS vulnerabilities in web applications. Educating users on safe browsing habits and avoiding suspicious links or content is crucial.

Patching and Updates

Staying informed about security updates released by plugin vendors and promptly applying patches can safeguard WordPress websites from known vulnerabilities like CVE-2023-30752.