CVE-2006-7085 in Rigter Portal System
Summary
by MITRE
Rigter Portal System (RPS) 1.0, 2.0, and 3.0 allows remote attackers to add arbitrary content and conduct XSS attacks via a direct request to add_art.php. NOTE: this issue was originally reported as SQL injection, but this is not likely.
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Analysis
by VulDB Data Team • 10/08/2017
The vulnerability identified as CVE-2006-7085 affects the Rigter Portal System (RPS) versions 1.0, 2.0, and 3.0, representing a significant security weakness that enables remote attackers to execute cross-site scripting attacks through direct manipulation of the add_art.php script. This vulnerability operates under the CWE-79 category, which specifically addresses cross-site scripting flaws in web applications, making it a critical concern for web security. The initial classification as SQL injection was later corrected, confirming that the actual attack vector involves client-side script injection rather than database manipulation. The flaw exists in the application's handling of user input within the article addition functionality, where insufficient validation and sanitization allows malicious payloads to be injected and subsequently executed in the context of other users' browsers.
The technical implementation of this vulnerability stems from the RPS system's failure to properly filter and escape user-supplied data before incorporating it into dynamic web content. When attackers send crafted requests directly to the add_art.php endpoint, they can inject malicious JavaScript code that gets stored and later executed whenever other users view the affected content. This occurs because the application does not implement proper input validation mechanisms or output encoding before rendering user-generated content. The vulnerability essentially creates a persistent XSS vector where malicious scripts can be executed in the browser context of legitimate users, potentially leading to session hijacking, credential theft, or redirection to malicious websites. The attack requires no authentication and can be executed through simple HTTP requests, making it particularly dangerous for public-facing web portals.
The operational impact of this vulnerability extends beyond simple script execution, as it can serve as a stepping stone for more sophisticated attacks within the target environment. According to ATT&CK framework category T1059.007 for scripting and T1531 for credential access, attackers can leverage this XSS vulnerability to harvest session cookies, redirect users to phishing sites, or even inject additional malicious code that could compromise the entire user base. The vulnerability affects all versions of RPS 1.0, 2.0, and 3.0, indicating a widespread issue across the product line that would require comprehensive patching or mitigation strategies. Organizations running these versions face potential data breaches, user privacy violations, and reputational damage if attackers successfully exploit this vulnerability to gain unauthorized access to user sessions or sensitive information.
Mitigation strategies for CVE-2006-7085 should focus on implementing proper input validation and output encoding mechanisms throughout the application. The most effective approach involves sanitizing all user inputs before processing them through the add_art.php script, ensuring that any potentially malicious content is properly escaped or removed. Additionally, implementing Content Security Policy headers can provide an additional layer of protection against XSS attacks by restricting the sources from which scripts can be loaded. Security patches should be applied immediately to upgrade to versions of RPS that address this vulnerability, while organizations should also consider implementing web application firewalls to detect and block suspicious requests targeting the vulnerable endpoint. Regular security testing and code reviews should be conducted to identify similar input validation issues in other parts of the application, as this vulnerability represents a common pattern in web application security flaws that could affect other components of the system.