CVE-2008-6259 in Q-Shop
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in search.asp in QuadComm Q-Shop 3.0, and possibly earlier, allows remote attackers to inject arbitrary web script or HTML via the srkeys parameter.
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Analysis
by VulDB Data Team • 11/11/2024
The CVE-2008-6259 vulnerability represents a classic cross-site scripting flaw in the QuadComm Q-Shop 3.0 e-commerce platform that fundamentally compromises web application security through improper input validation. This vulnerability exists within the search.asp component where user-supplied input is not adequately sanitized before being rendered back to web browsers. The specific attack vector involves the srkeys parameter which serves as an entry point for malicious actors to inject arbitrary HTML or JavaScript code that executes in the context of other users' browsers. Such vulnerabilities fall 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 demonstrates a critical failure in the application's input validation and output encoding mechanisms, creating an environment where attacker-controlled content can be seamlessly integrated into legitimate web pages.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input containing script tags or other HTML elements and submits them through the srkeys parameter in the search.asp page. When the application processes this input without proper sanitization and subsequently displays it in the browser context, the injected code executes within the victim's browser session. This creates a persistent threat where authenticated users who view the malicious search results become unwitting participants in the attack, potentially leading to session hijacking, credential theft, or redirection to malicious sites. The vulnerability's impact extends beyond simple script execution as it can enable more sophisticated attacks such as credential harvesting through form submissions or data exfiltration to attacker-controlled domains. From an operational perspective, this vulnerability undermines the trust model of web applications and can severely damage the reputation of businesses using the affected software, particularly in e-commerce environments where user data security is paramount.
The operational impact of CVE-2008-6259 extends far beyond immediate script execution capabilities and represents a significant threat to business continuity and user trust. Attackers can leverage this vulnerability to perform session fixation attacks, steal user cookies, redirect customers to phishing sites, or even inject malicious code that persists across multiple user sessions. The vulnerability's presence in the search functionality makes it particularly dangerous as search parameters are frequently accessed and can be easily manipulated by attackers. Organizations using QuadComm Q-Shop 3.0 become vulnerable to various attack patterns outlined in the MITRE ATT&CK framework, specifically targeting the web application layer and user interaction components. The attack surface is further expanded due to the widespread use of search functionality in e-commerce platforms, making this vulnerability particularly attractive to threat actors. Additionally, the vulnerability demonstrates poor security practices in input handling and output encoding, indicating a broader lack of secure coding practices within the application's architecture.
Mitigation strategies for CVE-2008-6259 must address both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities from emerging. The most effective immediate solution involves implementing proper input validation and output encoding techniques, specifically ensuring that all user-supplied data passed through the srkeys parameter is sanitized before processing. Organizations should implement comprehensive parameter validation, including length restrictions, character set validation, and the removal of potentially dangerous characters such as angle brackets, script tags, and other HTML entities. The application should employ context-specific output encoding mechanisms to prevent malicious code from executing in different contexts including HTML, JavaScript, and URL contexts. Security measures should also include regular security assessments and penetration testing to identify similar vulnerabilities, along with comprehensive staff training on secure coding practices. The vulnerability serves as a prime example of why organizations must implement defense-in-depth strategies, including web application firewalls, content security policies, and regular vulnerability scanning to maintain robust security postures against evolving threats.