CVE-2007-4075 in Alisveris Sitesi Script
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.asp in Alisveris Sitesi Scripti allows remote attackers to inject arbitrary web script or HTML via the q parameter in a search mod action. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 06/30/2024
The CVE-2007-4075 vulnerability represents a classic cross-site scripting flaw within the Alisveris Sitesi Scripti web application, specifically targeting the index.asp component. This vulnerability manifests when the application fails to properly sanitize user input passed through the q parameter during search operations, creating an exploitable condition that enables remote attackers to inject malicious web scripts or HTML content. The flaw exists in the application's input validation mechanisms, where the search functionality does not adequately filter or escape special characters that could be interpreted as executable code by web browsers.
This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a critical security weakness in web applications. The attack vector specifically targets the search module functionality where user-provided query parameters are directly incorporated into the application's response without proper sanitization. When an attacker crafts a malicious payload containing script tags or other HTML elements and submits it through the q parameter, the application processes this input without adequate validation, allowing the malicious code to be executed in the context of other users' browsers who view the search results.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it can enable sophisticated attack chains within the target environment. Remote attackers can leverage this weakness to execute malicious scripts that may steal session cookies, redirect users to phishing sites, or perform actions on behalf of authenticated users. The vulnerability is particularly dangerous because it affects the core search functionality that users frequently interact with, making exploitation relatively easy and widespread. The fact that the information source is unverified adds to the concern, as it suggests this vulnerability may have been discovered through unofficial channels and potentially remains unpatched in many installations.
Mitigation strategies for CVE-2007-4075 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user input parameters, particularly those used in dynamic content generation, by employing proper HTML escaping techniques before rendering any user-supplied data. Additionally, implementing Content Security Policy headers can provide an additional layer of protection against script injection attacks. The application should also enforce strict input validation rules that reject or filter out potentially malicious characters and patterns commonly associated with XSS attacks. Security teams should conduct regular vulnerability assessments and penetration testing to identify similar weaknesses in other application components, as this vulnerability demonstrates the importance of maintaining robust security controls across all user-facing interfaces. Organizations should also consider implementing web application firewalls to detect and block suspicious input patterns, while ensuring that all web application components are regularly updated and patched to address known vulnerabilities.