CVE-2008-7132 in Nuked-Klan
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in index.php in Nuked-Klan 1.3 beta allows remote attackers to inject arbitrary web script or HTML via the nuked_nude parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 01/19/2019
The CVE-2008-7132 vulnerability represents a classic cross-site scripting flaw in the Nuked-Klan 1.3 beta web application, specifically affecting the index.php script. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is one of the most prevalent and dangerous web application security flaws identified by the CWE organization. The vulnerability stems from insufficient input validation and output encoding mechanisms within the application's parameter handling system, allowing malicious actors to inject malicious scripts through the nuked_nude parameter.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL containing JavaScript code or HTML content within the nuked_nude parameter and delivers it to unsuspecting users. When the vulnerable application processes this parameter without proper sanitization, the injected script executes in the context of the victim's browser session. This creates a persistent threat vector where attackers can steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious sites, or deface the web application interface. The vulnerability is particularly concerning because it operates at the client-side execution level, bypassing traditional server-side security controls.
The operational impact of CVE-2008-7132 extends beyond simple script injection, as it can enable sophisticated attack chains within the ATT&CK framework's initial access and execution phases. Attackers can leverage this vulnerability to establish persistent access to user sessions, potentially leading to complete account compromise and unauthorized administrative access. The vulnerability affects the application's integrity and availability, as malicious scripts can modify content, redirect users, or even execute destructive payloads. Organizations using Nuked-Klan 1.3 beta face significant risks including data theft, reputation damage, and potential compliance violations under various regulatory frameworks such as GDPR or PCI DSS that mandate proper input validation and output encoding.
Mitigation strategies for this vulnerability should focus on implementing comprehensive input validation and output encoding practices. The primary defense involves sanitizing all user-supplied input through proper parameter validation, implementing strict whitelisting mechanisms for acceptable input values, and employing context-appropriate output encoding when rendering user data. Security measures should include the deployment of web application firewalls, input validation libraries, and regular security code reviews to identify similar vulnerabilities. Additionally, organizations should implement proper error handling to prevent information leakage, establish secure coding standards, and conduct regular penetration testing to identify and remediate similar XSS vulnerabilities across their web applications. The remediation process requires immediate patching of the affected application, implementing Content Security Policy headers, and ensuring all user inputs are properly escaped before being rendered in web pages.