CVE-2008-2295 in Rgboard
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in rg_search.php in Rgboard 3.0.12, and possibly earlier versions, allows remote attackers to inject arbitrary web script or HTML via the s_text parameter and other unspecified vectors.
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Analysis
by VulDB Data Team • 10/22/2024
The vulnerability identified as CVE-2008-2295 represents a critical cross-site scripting flaw within Rgboard version 3.0.12 and potentially earlier iterations. This security weakness resides in the rg_search.php script which processes user input through the s_text parameter, creating an avenue for malicious actors to execute arbitrary web scripts or HTML code within the context of affected web applications. The vulnerability stems from inadequate input validation and output sanitization mechanisms that fail to properly filter or escape user-supplied data before it is rendered in web pages.
The technical exploitation of this XSS vulnerability occurs when an attacker crafts malicious input containing script tags or other HTML elements and submits them through the s_text parameter. Upon processing, the application fails to adequately sanitize this input, allowing the malicious code to be stored and subsequently executed when other users view the affected content. This type of vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws in web applications. The attack vector operates through the web application's search functionality, making it particularly dangerous as legitimate search features are leveraged for malicious purposes.
The operational impact of this vulnerability extends beyond simple script execution, as it enables attackers to perform various malicious activities including session hijacking, credential theft, defacement of web content, and redirection to malicious websites. The remote nature of the attack means that adversaries can exploit this flaw without requiring local system access or physical presence. This vulnerability particularly affects web applications that rely on user-generated content or search functionality, as it allows attackers to inject persistent or reflected malicious scripts that can compromise user sessions and potentially escalate privileges within the application environment.
Mitigation strategies for CVE-2008-2295 should focus on implementing comprehensive input validation and output encoding mechanisms throughout the application. The primary defense involves sanitizing all user input through proper validation techniques and ensuring that any data rendered to web pages undergoes appropriate HTML encoding. Additionally, implementing a robust Content Security Policy can provide an additional layer of protection against XSS attacks. Organizations should also consider adopting secure coding practices that align with OWASP Top Ten recommendations and follow the principle of least privilege in application design. Regular security audits and vulnerability assessments should be conducted to identify similar weaknesses in other application components, as this vulnerability demonstrates how search functionality can become a primary attack surface for malicious actors. The ATT&CK framework categorizes this type of vulnerability under T1059 which encompasses execution through command and scripting interpreters, highlighting the importance of proper input sanitization to prevent malicious code injection attacks that can compromise user sessions and application integrity.