CVE-2012-1214 in Yoono Desktop
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the Add friends module in Yoono Desktop Application before 1.8.21 allows remote attackers to inject arbitrary web script or HTML via the create field in a "Create a group" action.
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Analysis
by VulDB Data Team • 01/25/2018
The vulnerability identified as CVE-2012-1214 represents a critical cross-site scripting flaw within the Yoono Desktop Application's Add friends module. This security weakness specifically affects versions prior to 1.8.21 and enables remote attackers to execute malicious web scripts or HTML code through the create field during group creation actions. The vulnerability resides in the application's insufficient input validation and output encoding mechanisms, creating an avenue for attackers to inject malicious content that can be executed in the context of other users' browsers.
The technical implementation of this XSS vulnerability stems from the application's failure to properly sanitize user input in the group creation interface. When users attempt to create groups through the Add friends module, the application processes the data entered in the create field without adequate filtering or encoding of potentially malicious content. This weakness allows attackers to embed script tags, javascript code, or other HTML elements that execute when other users view the malicious group information. The vulnerability operates at the client-side execution level, making it particularly dangerous as it can persist in the application's user interface and affect multiple users simultaneously.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform various malicious activities including session hijacking, credential theft, and data exfiltration. Users who view compromised group information become victims of the XSS attack, potentially leading to unauthorized access to their accounts and personal data. The vulnerability's persistence in the desktop application environment means that malicious content can remain active until the application is restarted or the affected group information is manually removed, creating ongoing security risks for all users interacting with the compromised functionality.
Organizations and users affected by this vulnerability should implement immediate mitigations including upgrading to Yoono Desktop Application version 1.8.21 or later, which contains the necessary patches to address the input validation weaknesses. Additionally, administrators should consider implementing web application firewalls and content security policies to provide additional layers of protection against similar vulnerabilities. The vulnerability aligns with CWE-79, which specifically addresses cross-site scripting flaws in web applications, and maps to ATT&CK technique T1059.007 for scripting and T1566 for credential access through social engineering. Security teams should also conduct comprehensive testing of input validation mechanisms across all user-facing application modules to identify and remediate similar vulnerabilities in the broader application ecosystem.