CVE-2007-3170 in UebiMiau
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in Uebimiau Webmail allow remote attackers to inject arbitrary web script or HTML via (1) the PATH_INFO to redirect.php or (2) the selected_theme parameter to demo/pop3/error.php.
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Analysis
by VulDB Data Team • 01/15/2019
The vulnerability described in CVE-2007-3170 represents a critical cross-site scripting weakness in Uebimiau Webmail software that exposes users to significant security risks. This flaw exists within the webmail application's handling of user input parameters, specifically affecting two distinct entry points that process user-supplied data without proper sanitization or validation. The vulnerability allows remote attackers to execute malicious scripts in the context of a victim's browser session, potentially leading to session hijacking, data theft, or further exploitation of the compromised system. The affected parameters include PATH_INFO used in redirect.php and selected_theme parameter in demo/pop3/error.php, both of which receive unvalidated input directly from web requests.
The technical implementation of this vulnerability stems from inadequate input validation mechanisms within the Uebimiau Webmail application's codebase. When the application processes the PATH_INFO parameter in redirect.php or the selected_theme parameter in demo/pop3/error.php, it fails to properly sanitize or escape user-supplied data before incorporating it into dynamic web content. This lack of input filtering creates an environment where malicious actors can inject HTML tags, JavaScript code, or other potentially harmful content that gets executed in the victim's browser. The vulnerability is classified as a classic reflected cross-site scripting issue, where the malicious payload is reflected back to the user through the web application's response. According to CWE standards, this corresponds to CWE-79 which specifically addresses improper neutralization of input during web output, making it a direct implementation of the well-known input validation weakness.
The operational impact of CVE-2007-3170 extends beyond simple script execution, creating potential pathways for more sophisticated attacks within the webmail environment. An attacker could craft malicious links that, when clicked by a victim, would execute scripts to steal session cookies, redirect users to phishing sites, or even modify webmail functionality. The vulnerability affects the core authentication and session management aspects of the webmail system, potentially allowing unauthorized access to user email accounts. From an ATT&CK framework perspective, this vulnerability maps to techniques involving client-side exploitation and credential access, specifically T1566 for malicious file execution and T1531 for credential access through web applications. The impact is particularly severe in enterprise environments where webmail systems serve as primary communication channels and may contain sensitive corporate information.
Mitigation strategies for this vulnerability require immediate implementation of proper input validation and output encoding mechanisms throughout the Uebimiau Webmail application. The most effective remediation involves sanitizing all user-supplied input parameters before they are processed or rendered in web responses, implementing proper HTML entity encoding for dynamic content, and establishing robust parameter validation routines. Organizations should implement a comprehensive input filtering system that rejects or escapes potentially dangerous characters including angle brackets, quotes, and script tags. Additionally, the application should employ Content Security Policy headers to prevent execution of unauthorized scripts, and regular security audits should be conducted to identify similar vulnerabilities in other application components. The fix should also include proper error handling that prevents sensitive information leakage and ensures that all user inputs are properly validated against expected formats and ranges before being incorporated into web responses.