CVE-2006-6148 in Links Manager
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in submitlink.asp in JiRos Links Manager allow remote attackers to inject arbitrary web script or HTML via the (1) lName, (2) lURL, (3) lImage, and (4) lDescription parameters. NOTE: some of these details are obtained from third party information.
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Analysis
by VulDB Data Team • 10/02/2017
The vulnerability identified as CVE-2006-6148 represents a critical cross-site scripting flaw within the JiRos Links Manager application, specifically in the submitlink.asp component. This vulnerability exposes the system to remote code execution through malicious web script injection, creating a significant security risk for any organization relying on this link management solution. The flaw affects multiple input parameters, making it particularly dangerous as attackers can exploit various entry points to compromise user sessions and potentially gain unauthorized access to sensitive data.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the submitlink.asp script. When users submit link information through the web interface, the application fails to properly sanitize the lName, lURL, lImage, and lDescription parameters before storing or displaying them. This lack of proper sanitization creates persistent XSS vulnerabilities that allow attackers to inject malicious scripts directly into the application's response. According to CWE classification, this corresponds to CWE-79 which specifically addresses Cross-Site Scripting vulnerabilities where untrusted data is improperly handled during web page generation.
The operational impact of this vulnerability extends beyond simple script injection, as it enables attackers to manipulate user sessions, steal cookies, redirect users to malicious sites, and potentially execute unauthorized actions on behalf of authenticated users. Attackers can craft malicious payloads that persist in the database and execute whenever other users view the affected links, creating a persistent threat vector. The vulnerability's exploitation requires minimal technical skill and can be accomplished through simple web browser-based attacks, making it particularly dangerous in environments where users may not be security-aware. This aligns with ATT&CK technique T1566.001 which describes the use of web shells and malicious scripts for initial access and persistence.
Mitigation strategies should include immediate input validation and output encoding for all user-supplied data, implementing proper Content Security Policies to restrict script execution, and conducting thorough code reviews to identify similar vulnerabilities in other application components. Organizations should also consider implementing web application firewalls to detect and block malicious script injection attempts. Regular security assessments and vulnerability scanning should be conducted to identify additional XSS vulnerabilities throughout the application stack. The remediation process requires careful attention to ensure that all parameters are properly sanitized before being processed or displayed, with particular focus on the four identified vulnerable fields that constitute the attack surface for this specific vulnerability.