CVE-2006-6936 in Xtremeasp Photogallery
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in Xtreme ASP Photo Gallery allows remote attackers to inject arbitrary HTML or web script via (1) the catname parameter to displaypic.asp or (2) the search field. NOTE: vector 1 likely overlaps CVE-2006-3032.
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Analysis
by VulDB Data Team • 12/05/2024
The CVE-2006-6936 vulnerability represents a critical cross-site scripting flaw in the Xtreme ASP Photo Gallery web application that exposes users to significant security risks. 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 identified by the CWE organization. The vulnerability specifically affects the displaypic.asp component of the photo gallery system, where the catname parameter fails to properly sanitize user input before rendering it within the web page context.
The technical implementation of this vulnerability occurs when the application processes the catname parameter without adequate input validation or output encoding mechanisms. When an attacker submits malicious script code through this parameter, the web application incorporates the unvalidated input directly into the HTML response without proper sanitization. This allows attackers to inject arbitrary HTML or JavaScript code that executes in the context of other users' browsers who view the affected pages. The vulnerability also extends to the search functionality of the gallery, indicating that multiple input vectors within the same application are susceptible to similar flaws.
The operational impact of this vulnerability is severe and multifaceted. Attackers can exploit this flaw to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious websites, or even deface the photo gallery itself. The vulnerability enables persistent XSS attacks that can compromise user accounts and facilitate further exploitation within the targeted environment. Given that this is a web application vulnerability, it operates at the application layer and can be exploited remotely without requiring local system access or privileged accounts. The attack vector aligns with ATT&CK technique T1566.001 for initial access through malicious web content, making it particularly dangerous in environments where users regularly interact with web-based photo galleries.
The overlap with CVE-2006-3032 suggests that this vulnerability may be part of a broader class of input validation flaws within the Xtreme ASP Photo Gallery product line, indicating that the developers likely failed to implement comprehensive security measures across multiple input handling functions. This pattern of vulnerability exposure demonstrates the importance of input validation and output encoding practices as outlined in OWASP Top Ten security principles. Organizations using this photo gallery software should immediately implement mitigations including input sanitization, output encoding, and proper parameter validation. The recommended defense-in-depth strategies include implementing Content Security Policy headers, using secure coding practices for all user input handling, and conducting regular security assessments of web applications to identify similar vulnerabilities. Additionally, this vulnerability highlights the critical need for regular security updates and patch management processes to address known weaknesses in legacy web applications.