CVE-2008-7190 in Adium
Summary
by MITRE
Unspecified vulnerability in Adium before 1.2 has unknown impact and attack vectors related to javascript: URLs, possibly cross-site scripting (XSS).
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Analysis
by VulDB Data Team • 01/19/2019
The vulnerability identified as CVE-2008-7190 affects Adium versions prior to 1.2 and involves an unspecified security flaw related to javascript: URLs that may enable cross-site scripting attacks. This type of vulnerability falls under the broader category of web application security issues that can compromise user sessions and data integrity. The unspecified nature of the exact impact and attack vectors suggests that the vulnerability may manifest in multiple ways or that the full scope was not initially documented. Such vulnerabilities are particularly concerning in instant messaging applications like Adium, which handle sensitive communications and user data. The presence of javascript: URL handling capabilities within a messaging client creates potential attack surfaces where malicious actors could craft specially crafted messages or links that execute arbitrary code in the context of the user's browser or application environment. This represents a significant security risk as it could allow attackers to steal session cookies, inject malicious content, or perform actions on behalf of users without their knowledge.
The technical flaw in Adium stems from inadequate input validation and sanitization of javascript: URLs within chat messages or other user-provided content. When the application processes messages containing javascript: URLs, it fails to properly escape or filter these potentially dangerous constructs, allowing them to be interpreted and executed by the underlying web rendering engine. This type of vulnerability is classified as a cross-site scripting issue under CWE-79, which specifically addresses the improper handling of user-provided data that can be executed in web contexts. The vulnerability is particularly dangerous because it leverages the trust relationship between the user and the messaging application, where users expect messages to be harmless. The attack vectors likely involve sending specially crafted messages containing javascript: URLs that trigger execution when the user interacts with the message content, either by clicking on it or simply viewing it in certain contexts. This could occur through various mechanisms including HTML injection, URL redirection, or manipulation of application interfaces that render user content.
The operational impact of this vulnerability extends beyond simple information disclosure or session hijacking. In the context of instant messaging applications, such vulnerabilities can lead to complete account compromise, unauthorized access to communication channels, and potential data exfiltration. Users who receive malicious messages containing javascript: URLs could have their personal communications intercepted, their contacts list compromised, or their application could be used as a launching point for further attacks against other systems. The vulnerability affects the core functionality of Adium as a secure communication platform, undermining user trust and potentially exposing sensitive business or personal information. Attackers could exploit this vulnerability to create persistent backdoors, monitor conversations, or use the compromised client as a pivot point for attacking other network resources. The impact is particularly severe in enterprise environments where instant messaging applications are used for sensitive communications and collaboration.
Mitigation strategies for this vulnerability should focus on immediate patching of Adium to version 1.2 or later, which would contain the necessary security fixes. Organizations should implement network-level controls to monitor and filter javascript: URLs in messaging traffic, particularly in environments where the application is used for business communications. The application should be configured to disable or sanitize javascript: URLs in message content, ensuring that user-provided content is properly escaped before rendering. Security awareness training for users should emphasize the dangers of clicking on unknown or suspicious links in chat messages, even when they appear to be legitimate communications. Additionally, network administrators should consider implementing web application firewalls or content filtering solutions that can detect and block javascript: URL patterns in messaging traffic. This vulnerability highlights the importance of proper input validation and output encoding in web-based applications, aligning with ATT&CK technique T1059.007 for scripting and T1566.001 for spearphishing attachments, as the attack vector involves malicious script execution through user interaction with message content. Regular security audits and vulnerability assessments should be conducted to identify similar issues in other messaging platforms and applications that handle user-provided content.