CVE-2006-1848 in LinPHA
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in stats_view.php in LinPHA 1.1.0 allow remote attackers to inject arbitrary web script or HTML via the (1) date_from, (2) date_to, and (3) date parameter.
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Analysis
by VulDB Data Team • 07/24/2018
The vulnerability identified as CVE-2006-1848 represents a critical cross-site scripting flaw within the LinPHA 1.1.0 web application, specifically affecting the stats_view.php script. This vulnerability exposes the application to remote code execution risks where malicious actors can inject arbitrary web scripts or HTML content directly into the application's response. The flaw manifests through three distinct parameter vectors including date_from, date_to, and date, all of which are susceptible to injection attacks without proper input validation or sanitization mechanisms. The vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a fundamental web application security weakness that allows attackers to execute scripts in the context of other users.
The technical implementation of this vulnerability stems from the application's failure to properly sanitize user-supplied input parameters before incorporating them into dynamic web page content. When users provide values for the date parameters, the application directly reflects these inputs into HTML output without adequate encoding or validation, creating an environment where malicious scripts can be executed in the browsers of unsuspecting users. This type of vulnerability is particularly dangerous because it can be exploited through various attack vectors including phishing campaigns, social engineering, or by simply tricking users into clicking malicious links that contain the crafted payloads. The attack chain typically involves an attacker crafting malicious input strings that contain script tags or other HTML elements, which are then rendered on the victim's browser when they access the vulnerable page.
The operational impact of this vulnerability extends beyond simple data theft or defacement, as it can enable more sophisticated attack scenarios including session hijacking, credential theft, and the execution of malicious code on victim systems. Attackers can leverage these XSS vulnerabilities to steal session cookies, redirect users to malicious websites, or even perform actions on behalf of authenticated users. The vulnerability affects the integrity and confidentiality of the web application's data and user interactions, potentially compromising the entire user base that accesses the stats_view.php functionality. According to ATT&CK framework, this vulnerability maps to T1059.007 for Scripting and T1531 for Account Access, as it enables attackers to execute code and potentially escalate privileges within the application environment.
Mitigation strategies for this vulnerability require immediate implementation of proper input validation and output encoding mechanisms. The primary fix involves sanitizing all user-supplied input parameters through strict validation, encoding, or filtering before processing or displaying them in web pages. Implementing Content Security Policy headers can provide additional defense-in-depth measures to prevent unauthorized script execution. Regular security audits and input validation testing should be conducted to identify similar vulnerabilities throughout the application codebase. The vulnerability also highlights the importance of following secure coding practices such as those outlined in OWASP Top Ten and the Secure Coding Guidelines, which emphasize the need for consistent input validation and output encoding across all web applications. Organizations should also implement automated security testing tools and establish secure development lifecycle practices to prevent similar vulnerabilities from being introduced in future releases.