CVE-2006-3264 in DeepSearch
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in mclient.cgi in Namo DeepSearch 4.5 allows remote attackers to inject arbitrary web script or HTML via the p parameter.
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Analysis
by VulDB Data Team • 07/30/2018
The vulnerability identified as CVE-2006-3264 represents a classic cross-site scripting flaw within the Namo DeepSearch 4.5 web application's mclient.cgi component. This issue manifests as a security weakness that enables remote attackers to execute malicious scripts in the context of other users' browsers. The vulnerability specifically affects the parameter handling mechanism within the mclient.cgi script, where input validation fails to properly sanitize user-supplied data. The affected parameter p serves as an entry point for malicious code injection, allowing attackers to manipulate the application's behavior and potentially compromise user sessions or access sensitive information.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL containing script code within the p parameter value. When a victim accesses this specially crafted link, the web application fails to properly escape or validate the input before rendering it in the browser context. This allows the injected script to execute with the privileges of the victim's browser session, potentially leading to session hijacking, credential theft, or redirection to malicious websites. The vulnerability resides in the application's failure to implement proper input sanitization and output encoding mechanisms, making it susceptible to persistent script injection attacks.
From an operational impact perspective, this XSS vulnerability poses significant risks to both end users and the organization running the Namo DeepSearch application. Users may unknowingly execute malicious scripts that could steal authentication cookies, redirect them to phishing sites, or perform unauthorized actions on their behalf. The attack vector is particularly concerning as it requires no special privileges or complex exploitation techniques, making it accessible to attackers with basic web security knowledge. Organizations may face reputational damage, regulatory compliance issues, and potential legal consequences if user data is compromised through such vulnerabilities, especially in environments where sensitive information is processed or stored.
The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and can be categorized under ATT&CK technique T1213.002 for data from information repositories. Effective mitigation strategies include implementing proper input validation and output encoding mechanisms, particularly for all user-supplied parameters. Organizations should deploy web application firewalls to detect and block malicious payloads, ensure regular security updates and patches are applied to the Namo DeepSearch application, and conduct comprehensive security testing including automated scanning and manual penetration testing. Additionally, implementing content security policies and using secure coding practices such as parameterized queries and proper HTML escaping can significantly reduce the attack surface and prevent similar vulnerabilities from occurring in future deployments.