CVE-2002-1429 in ShoutBOX
Summary
by MITRE
Cross-site scripting vulnerability in board.php of endity.com ShoutBOX allows remote attackers to inject arbitrary HTML into the shoutbox page via the site parameter.
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Analysis
by VulDB Data Team • 09/06/2025
The vulnerability identified as CVE-2002-1429 represents a classic cross-site scripting flaw within the ShoutBOX application developed by endity.com. This security weakness resides in the board.php script which processes user input through the site parameter, creating an exploitable condition that enables malicious actors to inject arbitrary HTML code directly into the shoutbox page. The flaw fundamentally stems from insufficient input validation and output encoding mechanisms that fail to properly sanitize user-supplied data before rendering it within the web application's context.
This cross-site scripting vulnerability operates under the Common Weakness Enumeration classification of CWE-79, which specifically addresses "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')". The attack vector leverages the site parameter to deliver malicious payloads that execute within the context of other users' browsers who view the affected shoutbox page. The vulnerability's impact is particularly concerning as it allows attackers to bypass normal access controls and potentially escalate privileges or steal session cookies from authenticated users.
From an operational perspective, this vulnerability creates significant risks for organizations using the ShoutBOX application, as it enables remote code execution capabilities through browser-based attacks. The malicious HTML injection can be used to redirect users to phishing sites, steal sensitive information, manipulate the application interface, or even execute unauthorized actions on behalf of users. The attack requires minimal privileges and can be executed by any remote user who can submit data through the vulnerable site parameter, making it particularly dangerous in public-facing applications where user input is expected and processed.
The mitigation strategies for this vulnerability should focus on implementing robust input validation and output encoding practices. Developers must ensure that all user-supplied input is properly sanitized before being rendered in the application's output context. This includes implementing proper HTML entity encoding for all dynamic content, employing Content Security Policy headers to limit script execution, and utilizing parameterized queries or similar techniques to prevent injection attacks. Organizations should also consider implementing web application firewalls and regular security scanning to detect and prevent exploitation attempts. The vulnerability aligns with ATT&CK technique T1059.001 which covers Command and Scripting Interpreter, as attackers can leverage the XSS to execute malicious scripts within user browsers, potentially leading to further compromise through techniques such as credential theft or session hijacking.