CVE-2012-4267 in Sockso
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in user/register in Sockso 1.5 and earlier allows remote attackers to inject arbitrary web script or HTML via the name parameter.
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Analysis
by VulDB Data Team • 04/21/2025
The CVE-2012-4267 vulnerability represents a critical cross-site scripting flaw discovered in the Sockso media server software version 1.5 and earlier. This vulnerability specifically affects the user registration endpoint, making it a prime target for malicious actors seeking to exploit web application security weaknesses. The vulnerability stems from inadequate input validation and sanitization within the application's registration form processing logic, particularly concerning the name parameter field.
The technical implementation of this vulnerability allows remote attackers to inject malicious web scripts or HTML code through the name parameter during user registration. When a victim visits a page that displays the maliciously crafted name, the injected script executes in the context of the victim's browser, potentially leading to session hijacking, credential theft, or other malicious activities. This type of vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is classified as a critical weakness in web application security. The flaw demonstrates a classic improper input validation issue where user-supplied data is directly incorporated into web pages without proper sanitization or encoding.
The operational impact of this vulnerability extends beyond simple script injection, as it creates a persistent threat vector that can be exploited across multiple user sessions. Attackers can craft malicious names that, when displayed in user lists or profile pages, execute malicious code in the browsers of unsuspecting users. This vulnerability particularly affects web applications that do not properly encode user input before rendering it in web pages, creating a dangerous environment for user interactions. The attack surface is broad since any user registration functionality that fails to sanitize input parameters can become a vector for exploitation, making this a particularly concerning flaw in web application security architecture.
Mitigation strategies for CVE-2012-4267 require immediate implementation of proper input validation and output encoding mechanisms. The most effective approach involves sanitizing all user-supplied input data before processing or storing it, particularly focusing on HTML and script tag characters that could be used for injection attacks. Organizations should implement strict input validation that rejects or encodes potentially dangerous characters, while also ensuring proper output encoding when displaying user data in web pages. This vulnerability aligns with ATT&CK technique T1059.007 for scripting and T1566.001 for spearphishing via web applications, emphasizing the need for comprehensive web application security controls. The remediation process should include upgrading to Sockso versions that have addressed this vulnerability, implementing web application firewalls, and conducting thorough security testing to identify similar flaws in other application components.