CVE-2009-4864 in I-Escorts Directory Script
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in escorts_search.php in I-Escorts Directory Script and Agency Script allow remote attackers to inject arbitrary web script or HTML via the (1) search_name and (2) languages parameters. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 07/12/2025
The vulnerability identified as CVE-2009-4864 represents a critical cross-site scripting weakness affecting the I-Escorts Directory Script and Agency Script web applications. This flaw resides within the escorts_search.php component and demonstrates a classic input validation failure that enables malicious actors to execute arbitrary web scripts or HTML code within the context of victim sessions. The vulnerability specifically impacts two parameter fields: search_name and languages, which are processed without adequate sanitization or encoding mechanisms. This type of vulnerability falls under CWE-79 which categorizes improper neutralization of input during web page generation, making it a direct descendant of the well-known OWASP Top Ten vulnerability category. The attack vector is particularly concerning as it allows remote code execution through web-based interfaces without requiring authentication or privileged access to the target system.
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 vulnerable search_name or languages parameters. When the web application processes these inputs and reflects them back in the HTML response without proper output encoding, the malicious code executes within the browser context of any user who views the affected search results page. This creates a persistent threat where users who click on search results or view pages containing the injected content become unwitting participants in the attack. The vulnerability is particularly dangerous because it can be leveraged to steal session cookies, redirect users to malicious sites, or perform actions on behalf of authenticated users. The impact extends beyond simple script execution to potentially enable more sophisticated attacks such as credential theft or privilege escalation within the application's user context.
From an operational perspective, this vulnerability poses significant risks to both the application's integrity and user data security. The I-Escorts Directory Script and Agency Script are typically used for hosting adult-oriented content, making them attractive targets for cybercriminals who may seek to exploit the vulnerability for malicious purposes including phishing attacks or distribution of malware. The lack of input validation creates a persistent threat model where any user who submits search queries through the vulnerable interface becomes a potential vector for attack. The vulnerability's remote nature means that attackers can exploit it from anywhere on the internet without requiring physical access to the target infrastructure. This aligns with ATT&CK technique T1566 which describes social engineering tactics, specifically targeting web applications through input manipulation. Organizations using these scripts face potential reputational damage, user trust erosion, and possible regulatory compliance violations depending on the data handling practices and jurisdictional requirements.
Mitigation strategies for CVE-2009-4864 should focus on implementing robust input validation and output encoding mechanisms throughout the application's processing pipeline. The most effective immediate solution involves sanitizing all user-supplied input through proper HTML escaping and encoding before rendering any content back to users. This approach directly addresses the root cause by preventing the injection of executable code into web responses. Additionally, implementing Content Security Policy headers can provide an additional layer of protection by restricting the sources from which scripts can be loaded. Organizations should also consider deploying web application firewalls to detect and block suspicious input patterns that match known XSS attack signatures. The remediation process should include comprehensive code review to identify and address similar vulnerabilities in other application components, as this represents a systemic input handling issue rather than an isolated incident. Regular security testing including automated scanning and manual penetration testing should be implemented to ensure ongoing protection against similar vulnerabilities. The vulnerability serves as a reminder of the critical importance of secure coding practices and the need for continuous security monitoring in web applications handling user-generated content.