CVE-2006-1972 in EasyGallery
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in EasyGallery.php in Wingnut EasyGallery allows remote attackers to inject arbitrary web script or HTML via the ordner parameter.
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Analysis
by VulDB Data Team • 09/06/2017
The vulnerability identified as CVE-2006-1972 represents a classic cross-site scripting flaw within the Wingnut EasyGallery web application, specifically affecting the EasyGallery.php script. This security weakness resides in the application's improper handling of user-supplied input data, creating an exploitable condition that enables malicious actors to execute arbitrary web scripts or HTML code within the context of other users' browsers. The vulnerability manifests through the ordner parameter, which serves as the primary attack vector for injecting malicious content into the gallery's operational environment.
The technical implementation of this XSS vulnerability stems from inadequate input validation and output sanitization mechanisms within the EasyGallery.php script. When the application processes the ordner parameter without proper encoding or filtering, it directly incorporates user-provided data into the web page's dynamic content generation. This failure to sanitize user input creates an environment where attackers can embed malicious scripts that execute in the browsers of unsuspecting users who view the affected gallery pages. The vulnerability classifies under CWE-79, which specifically addresses improper neutralization of input during web page generation, making it a well-documented and widely recognized web application security flaw.
The operational impact of this vulnerability extends beyond simple script injection, as it can be leveraged for more sophisticated attacks within the context of the affected web application. Attackers can exploit this weakness to steal session cookies, redirect users to malicious websites, deface gallery pages, or perform actions on behalf of authenticated users. The remote nature of the attack means that exploitation does not require local access to the system, making it particularly dangerous for web applications that handle sensitive user data or provide administrative functionalities. This vulnerability essentially undermines the integrity of the web application's user interface and can compromise the security of all users interacting with the gallery.
Organizations utilizing Wingnut EasyGallery must implement comprehensive mitigation strategies to address this vulnerability effectively. The primary remediation approach involves implementing strict input validation and output encoding mechanisms for all user-supplied parameters, including the ordner parameter. This includes sanitizing input data before processing and ensuring that all dynamic content is properly escaped before being rendered in web pages. Additionally, implementing proper content security policies and using web application firewalls can provide additional layers of protection against similar vulnerabilities. The remediation efforts should align with industry best practices outlined in the OWASP Top Ten and other security frameworks, ensuring that the application follows secure coding principles throughout its development lifecycle. Regular security assessments and code reviews should be conducted to identify and address similar vulnerabilities that may exist within the application's codebase or related components.