CVE-2014-8752 in Video Niche Script
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in view.php in JCE-Tech PHP Video Script (aka Video Niche Script) 4.0 allow remote attackers to inject arbitrary web script or HTML via the (1) video or (2) title parameter.
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Analysis
by VulDB Data Team • 06/30/2024
The vulnerability identified as CVE-2014-8752 represents a critical cross-site scripting flaw in the JCE-Tech PHP Video Script version 4.0, specifically within the view.php file. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws. The affected application is a video niche script that allows users to embed and display video content, making it a prime target for malicious actors seeking to exploit client-side vulnerabilities. The vulnerability specifically impacts the video and title parameters, which are processed without adequate input validation or output encoding mechanisms.
The technical exploitation of this vulnerability occurs when remote attackers submit malicious payloads through the video or title parameters in the view.php script. These parameters are directly incorporated into the web page response without proper sanitization or encoding, creating an environment where attacker-controlled scripts can be executed within the context of other users' browsers. The vulnerability is classified as a reflected XSS attack since the malicious script is reflected back to the user through the application's response, rather than being stored on the server. This type of vulnerability is particularly dangerous because it can be delivered through various vectors including email links, social media posts, or compromised websites that direct users to the vulnerable script.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform a wide range of malicious activities including session hijacking, credential theft, data exfiltration, and redirection to malicious websites. An attacker could craft a payload that steals user session cookies, allowing them to impersonate legitimate users and gain unauthorized access to their accounts. The vulnerability also enables the execution of malicious JavaScript that could modify the content of the page, inject advertisements, or redirect users to phishing sites. Given that this is a video script application, the impact could be amplified if attackers target administrators or users with elevated privileges, potentially leading to complete system compromise.
Mitigation strategies for this vulnerability should focus on implementing robust input validation and output encoding mechanisms. The primary defense involves sanitizing all user-supplied input through proper validation techniques and encoding output data before rendering it in the browser context. This approach aligns with the ATT&CK framework's defensive techniques for preventing cross-site scripting attacks, specifically targeting the execution of malicious code through web application vulnerabilities. Organizations should implement Content Security Policy headers, employ proper input sanitization libraries, and ensure that all user-provided data is properly escaped before being rendered in HTML contexts. Additionally, regular security updates and patches should be applied to address known vulnerabilities, and comprehensive security testing including automated scanning and manual penetration testing should be conducted to identify similar issues within the application codebase. The vulnerability demonstrates the critical importance of input validation and output encoding in web application security, as outlined in industry best practices for preventing XSS attacks.