CVE-2006-0792 in V-webmail
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in preferences.personal.php in V-webmail 1.6.2 allows remote attackers to inject arbitrary web script or HTML via the newid parameter. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.
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Analysis
by VulDB Data Team • 07/19/2018
This cross-site scripting vulnerability exists in V-webmail version 1.6.2 within the preferences.personal.php script where the newid parameter fails to properly sanitize user input. The flaw allows remote attackers to execute malicious web scripts or HTML code through crafted input, representing a classic persistent XSS attack vector that can compromise user sessions and data integrity. The vulnerability stems from insufficient input validation and output encoding mechanisms within the web application's preference handling module, creating an exploitable entry point for malicious actors to inject malicious payloads into the application's response. This issue falls under CWE-79 which specifically addresses improper neutralization of input during web page generation, making it a direct violation of secure coding practices.
The operational impact of this vulnerability extends beyond simple script injection as it enables attackers to perform session hijacking, steal sensitive user information, manipulate web application behavior, and potentially gain unauthorized access to user accounts. Attackers can craft malicious URLs containing script payloads that, when executed in a victim's browser, can capture cookies, redirect users to malicious sites, or modify application functionality. The vulnerability affects the personal preferences section of the webmail application, making it particularly dangerous as users frequently interact with these settings and may inadvertently execute malicious code. This type of attack aligns with ATT&CK technique T1531 which focuses on the use of malicious scripts to gain access to user sessions and data.
Security professionals should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate input validation and output encoding of all user-supplied data, particularly parameters like newid that are processed within web application contexts. The recommended remediation includes implementing proper HTML escaping and context-aware encoding for all dynamic content, ensuring that any user-provided input is treated as data rather than executable code. Additionally, developers should employ Content Security Policy (CSP) headers to limit script execution sources and implement proper parameter validation using allowlists rather than blocklists. The vulnerability demonstrates the critical importance of following secure coding guidelines and performing regular security testing to identify and remediate XSS vulnerabilities before they can be exploited by threat actors. Organizations should also consider implementing web application firewalls and monitoring for suspicious input patterns that may indicate attempted XSS attacks.