CVE-2006-4361 in Diesel Job Site
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in jobseekers/forgot.php in Diesel Job Site allow remote attackers to inject arbitrary web script or HTML via the (1) uname or (2) SEmail parameters.
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Analysis
by VulDB Data Team • 09/01/2017
The vulnerability identified as CVE-2006-4361 represents a critical cross-site scripting flaw located within the jobseekers/forgot.php component of the Diesel Job Site web application. This vulnerability manifests in two distinct attack vectors where remote adversaries can inject malicious web scripts or HTML code through the uname and SEmail parameters. The flaw resides in the application's insufficient input validation and output encoding mechanisms, which fail to properly sanitize user-supplied data before processing or displaying it within the web interface. Such vulnerabilities are classified under CWE-79 as "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')" and align with the broader category of web application security weaknesses that compromise user session integrity and data confidentiality.
The technical exploitation of this vulnerability occurs when an attacker crafts malicious input containing script tags or other HTML elements and submits them through either the uname or SEmail parameters of the forgot.php script. When the application processes this input without proper sanitization, the malicious code gets executed within the context of other users' browsers who subsequently access the affected page. This creates a persistent threat where compromised user sessions can be hijacked, sensitive information can be exfiltrated, and malicious redirects can be enforced. The vulnerability demonstrates a classic lack of input validation controls and output encoding practices that are fundamental to preventing XSS attacks. According to ATT&CK framework, this vulnerability maps to T1566.001 "Phishing" and T1059.007 "Command and Scripting Interpreter: JavaScript" as it enables attackers to deliver malicious JavaScript payloads to unsuspecting users.
The operational impact of this vulnerability extends beyond simple script injection, as it can lead to complete session hijacking, credential theft, and unauthorized access to user accounts. Attackers can leverage this flaw to create persistent backdoors within the application, manipulate user interface elements, and potentially escalate privileges within the application's user management system. The vulnerability affects the authentication and password recovery functionality of the jobseekers portal, which is particularly concerning as it targets users attempting to reset their credentials. Organizations using this application face significant risk of data breaches, reputational damage, and potential regulatory compliance violations. The vulnerability's exploitation requires minimal technical skill and can be automated through various attack frameworks, making it particularly dangerous in environments where user input validation is not properly enforced.
Mitigation strategies for CVE-2006-4361 must address both immediate remediation and long-term architectural improvements. The primary fix involves implementing comprehensive input validation and output encoding mechanisms that sanitize all user-supplied data before processing or display. This includes employing proper HTML entity encoding for all dynamic content, implementing Content Security Policy headers, and utilizing secure coding practices that prevent direct injection of user input into web responses. Organizations should also consider implementing web application firewalls to detect and block malicious payloads, conducting regular security code reviews, and establishing proper input validation routines. The vulnerability highlights the critical importance of following secure coding standards such as those defined in OWASP Top Ten and ISO/IEC 27001, which emphasize the need for robust input validation and output encoding to prevent injection attacks. Additionally, regular security testing including dynamic application security testing and manual penetration testing should be implemented to identify similar vulnerabilities in other application components and ensure that security controls remain effective over time.