CVE-2008-4372 in Article Script
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in articles.php in AvailScript Article Script allows remote attackers to inject arbitrary web script or HTML via the aIDS parameter.
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Analysis
by VulDB Data Team • 11/03/2024
The CVE-2008-4372 vulnerability represents a classic cross-site scripting flaw within the AvailScript Article Script web application, specifically targeting the articles.php file. This security weakness falls under the Common Weakness Enumeration category CWE-79 which defines improper neutralization of input during web page generation, commonly known as cross-site scripting. The vulnerability manifests when the application fails to properly sanitize user-supplied input passed through the aIDS parameter, allowing malicious actors to inject arbitrary web scripts or HTML content directly into the application's response.
The technical implementation of this vulnerability occurs at the input validation layer where the aIDS parameter received from user requests is not adequately filtered or escaped before being rendered in the web page output. When a malicious user submits crafted input containing script tags or HTML elements through this parameter, the vulnerable application processes the input without proper sanitization measures. This processing flaw enables the injected code to execute within the context of other users' browsers who view the affected page, creating a persistent security risk that can be exploited across multiple sessions and user interactions.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it can enable attackers to establish persistent malicious presence within the application environment. An attacker could leverage this XSS vulnerability to steal session cookies, redirect users to malicious domains, modify page content, or perform actions on behalf of authenticated users. The attack vector requires minimal sophistication as it operates through standard web request parameters, making it particularly dangerous in environments where users trust the application's content. This vulnerability specifically affects the AvailScript Article Script platform, which likely serves content management or article publishing functions, making it a prime target for attackers seeking to compromise content integrity.
Mitigation strategies for CVE-2008-4372 should focus on implementing robust input validation and output encoding mechanisms. The primary defense involves sanitizing all user-supplied input through proper parameter validation, ensuring that the aIDS parameter only accepts expected data types and formats. Additionally, implementing proper HTML escaping or encoding when rendering user input in web pages prevents script execution contexts from being created. Organizations should also consider deploying web application firewalls and content security policies to provide additional layers of protection. The vulnerability aligns with ATT&CK technique T1566 which describes social engineering tactics, as the attack exploits user trust in the application to deliver malicious payloads. Regular security audits and input validation testing should be implemented to prevent similar vulnerabilities in future development cycles, particularly focusing on the principle of least privilege and secure coding practices.