CVE-2014-8505 in Etiko
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Etiko CMS allow remote attackers to inject arbitrary web script or HTML via the (1) page_id parameter to loja/index.php or (2) article_id parameter to index.php.
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Analysis
by VulDB Data Team • 04/03/2022
The vulnerability identified as CVE-2014-8505 represents a critical security flaw in Etiko CMS that exposes web applications to persistent cross-site scripting attacks. This vulnerability resides within the content management system's handling of user-supplied input parameters, specifically targeting two distinct entry points that process dynamic content delivery. The flaw enables malicious actors to inject arbitrary web scripts or HTML code into web pages viewed by other users, creating a persistent threat vector that can compromise user sessions and data integrity. The vulnerability affects the core functionality of the CMS by failing to properly sanitize or validate input parameters before rendering them in web responses, thereby creating an exploitable condition that violates fundamental web security principles.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding practices within the Etiko CMS codebase. Attackers can exploit the vulnerability by crafting malicious payloads that target the page_id parameter in the loja/index.php endpoint or the article_id parameter in the index.php endpoint. When these parameters are processed without proper sanitization, the injected scripts execute within the context of the victim's browser, potentially allowing for session hijacking, data theft, or further exploitation of the compromised system. This vulnerability directly maps to CWE-79, which specifically addresses cross-site scripting flaws in web applications, and represents a classic example of unsafe input handling that violates secure coding practices recommended by the OWASP Top Ten. The attack surface is particularly concerning as it affects core CMS functionality used for displaying dynamic content, making it difficult for administrators to predict or prevent all potential attack vectors.
The operational impact of CVE-2014-8505 extends beyond simple script injection, creating a comprehensive threat landscape that can severely compromise user trust and system integrity. Remote attackers can leverage this vulnerability to execute malicious code in the context of authenticated users, potentially gaining access to sensitive information or performing unauthorized actions on behalf of victims. The persistent nature of XSS vulnerabilities means that once exploited, malicious scripts can continue to affect users until the vulnerability is patched and the malicious content is removed from the application. This vulnerability also aligns with ATT&CK technique T1566, which describes the use of web application vulnerabilities for initial access and privilege escalation. The attack can be particularly damaging in e-commerce environments where Etiko CMS is commonly deployed, as it could enable attackers to steal customer credentials, manipulate product listings, or redirect users to malicious sites. Organizations using this CMS are particularly vulnerable to supply chain attacks or credential theft, as the injected scripts can capture user input or establish persistent backdoors.
Mitigation strategies for CVE-2014-8505 require immediate implementation of robust input validation and output encoding measures across all affected endpoints. The primary defense involves implementing proper parameter sanitization techniques that ensure all user-supplied input is validated against expected formats and encoded appropriately before being rendered in web responses. Organizations should deploy comprehensive web application firewalls that can detect and block malicious payloads targeting these specific parameters. Additionally, implementing content security policies that restrict script execution and using proper HTTP headers can significantly reduce the impact of successful XSS exploitation attempts. The recommended approach includes upgrading to patched versions of Etiko CMS, implementing strict input validation for all parameters, and conducting thorough security testing to identify similar vulnerabilities in other application components. Regular security audits and user education about the risks of clicking suspicious links or entering data on compromised sites are also essential defensive measures that complement the technical controls. Organizations should also consider implementing automated monitoring systems that can detect anomalous script injection patterns in their web applications, providing early warning capabilities for potential exploitation attempts.