CVE-2008-6190 in EEBCMS
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in EEBCMS 0.95 allows remote attackers to inject arbitrary web script or HTML via the content parameter.
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Analysis
by VulDB Data Team • 10/29/2018
The CVE-2008-6190 vulnerability represents a critical cross-site scripting flaw discovered in EEBCMS version 0.95, specifically within the index.php file. This vulnerability arises from insufficient input validation and sanitization mechanisms that fail to properly filter user-supplied data before rendering it in web pages. The affected parameter, content, serves as the primary injection vector for malicious scripts, allowing remote attackers to execute arbitrary web scripts or HTML code within the context of other users' browsers. This vulnerability directly impacts the application's security posture by creating an avenue for persistent and reflected XSS attacks that can compromise user sessions and data integrity.
The technical implementation of this vulnerability stems from the application's failure to implement proper output encoding or sanitization when processing the content parameter. When user input is directly incorporated into web page responses without adequate filtering, attackers can embed malicious payloads that execute in the victim's browser context. This flaw aligns with CWE-79, which specifically addresses cross-site scripting vulnerabilities resulting from improper input validation and output encoding. The vulnerability's classification as a remote attack vector means that malicious actors can exploit it without requiring physical access to the system or prior authentication, making it particularly dangerous in web applications where user input is common.
The operational impact of CVE-2008-6190 extends beyond simple script injection, as it enables attackers to perform various malicious activities including session hijacking, credential theft, and data manipulation. Users interacting with compromised pages may unknowingly execute malicious scripts that can capture their login credentials, redirect them to phishing sites, or modify application functionality. The vulnerability can be exploited through various attack vectors including email links, forum posts, or any mechanism that allows users to submit content to the application. This represents a significant threat to user privacy and application security, as the compromised system becomes a potential gateway for broader attacks within the network infrastructure.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user input before processing and ensuring that all dynamic content is properly encoded before being rendered in web pages. Security measures should include implementing Content Security Policy headers, employing proper input validation frameworks, and conducting regular security assessments to identify similar vulnerabilities. Organizations should also consider implementing web application firewalls to detect and block malicious payloads, while ensuring that the application follows secure coding practices that align with industry standards such as those outlined in the OWASP Top Ten and MITRE ATT&CK framework. Additionally, regular patch management and security updates are essential to prevent exploitation of known vulnerabilities in legacy systems.