CVE-2007-2198 in LAN Management System
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in LAN Management System (LMS) before 1.6.9 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, probably involving the OD parameter to contrib/formularz_przelewu_wplaty/druk.php.
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Analysis
by VulDB Data Team • 08/11/2017
The CVE-2007-2198 vulnerability represents a critical cross-site scripting flaw in the LAN Management System LMS version 1.6.8 and earlier. 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. The vulnerability specifically affects the payment formularz_przelewu_wplaty/druk.php component within the LMS system, where the OD parameter appears to be the primary injection vector for malicious scripts.
The technical exploitation of this vulnerability occurs when remote attackers can manipulate the OD parameter in the specified PHP script to inject arbitrary web scripts or HTML code into the application's response. This injection typically happens through user input fields that are not properly sanitized or validated before being rendered in the web page context. The vulnerability allows attackers to execute malicious scripts in the context of other users' browsers, potentially leading to session hijacking, credential theft, or unauthorized actions within the application's security context. The flaw demonstrates poor input validation practices and inadequate output encoding mechanisms that are fundamental to preventing XSS attacks.
The operational impact of this vulnerability extends beyond simple script injection, as it creates a persistent threat vector that can be exploited by attackers to compromise user sessions and gain unauthorized access to sensitive data. The vulnerability affects all users of the affected LMS versions, making it particularly dangerous in environments where multiple users interact with the system. Attackers could leverage this vulnerability to inject malicious payloads that redirect users to phishing sites, steal session cookies, or perform actions on behalf of authenticated users. The presence of this vulnerability in a payment processing component significantly amplifies the risk, as it could potentially be used to intercept payment information or manipulate transaction data.
Security mitigations for this vulnerability should include immediate implementation of proper input validation and output encoding techniques for all user-supplied data. The recommended approach involves sanitizing the OD parameter and all other input fields before processing or rendering them in web responses. Organizations should implement Content Security Policy headers, employ proper HTML escaping mechanisms, and ensure that all user inputs are validated against strict whitelists of acceptable characters and formats. Additionally, upgrading to LMS version 1.6.9 or later is essential, as this version contains the necessary patches to address the vulnerability. The remediation efforts should align with ATT&CK framework techniques T1566 for phishing and T1071 for application layer protocols, as these attack patterns commonly leverage XSS vulnerabilities for initial compromise and lateral movement within networks. This vulnerability underscores the importance of implementing comprehensive input validation and output encoding as core security controls in web applications, particularly those handling sensitive data or financial transactions.