CVE-2007-3154 in eGroupWare
Summary
by MITRE
Unspecified vulnerability in Walter Zorn wz_tooltip.js (aka wz_tooltips) before 4.01, as used by eGroupWare before 1.2.107-2 and other packages, has unknown impact and remote attack vectors.
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Analysis
by VulDB Data Team • 09/03/2018
The vulnerability identified as CVE-2007-3154 affects the wz_tooltip.js JavaScript library, commonly known as wz_tooltips, which was widely used for creating tooltip functionality in web applications. This library was integrated into numerous web platforms including eGroupWare, where it was utilized to provide user interface tooltip features. The vulnerability existed in versions prior to 4.01 of the wz_tooltip.js library and was particularly concerning because it affected web applications that were actively used by organizations for collaborative work and business processes. The specific nature of the vulnerability was not fully disclosed in the initial description, which classified it as unspecified, indicating that the exact technical flaw remained unclear to the public at the time of reporting. This lack of specificity in the vulnerability description often complicates the assessment of risk and the development of targeted mitigations, as security professionals must work with limited information about the precise attack surface and exploitation methods available. The vulnerability was present in eGroupWare versions before 1.2.107-2, suggesting that organizations using this collaborative platform were potentially exposed to unknown security risks.
The technical flaw within the wz_tooltip.js library likely stemmed from improper input validation or handling of user-provided data within the tooltip functionality. As a JavaScript library designed to display contextual information to users, wz_tooltip.js would process various types of input including text content, positioning parameters, and potentially user-generated content for tooltips. The unspecified nature of the vulnerability suggests that it may have involved cross-site scripting vulnerabilities, buffer overflow conditions, or other code injection mechanisms that could be exploited through malicious tooltip content. Given that this was a client-side JavaScript library, the attack vectors would typically involve delivering malicious content through web pages that utilize the vulnerable tooltip functionality. The vulnerability could have been triggered when users interacted with tooltip elements on compromised web pages, potentially allowing attackers to execute arbitrary code in the context of the user's browser session. This would align with common patterns in JavaScript library vulnerabilities that involve improper sanitization of dynamic content.
The operational impact of CVE-2007-3154 was significant for organizations using affected versions of eGroupWare and other platforms that incorporated the wz_tooltip.js library. The unknown impact and remote attack vectors meant that organizations could not fully assess the potential damage that might occur if exploited, creating uncertainty in risk management and incident response planning. Organizations using these vulnerable platforms faced potential exposure to remote code execution, data theft, or privilege escalation attacks that could compromise entire user sessions and potentially lead to broader system compromises. The remote nature of the attack vectors suggested that exploitation could occur without requiring physical access to the target systems, making the vulnerability particularly dangerous in enterprise environments where web applications are frequently accessed by multiple users. The widespread use of wz_tooltip.js across various web platforms meant that the potential attack surface was extensive, affecting not just eGroupWare installations but any application that utilized this particular JavaScript library for tooltip functionality. This vulnerability highlighted the critical importance of keeping third-party libraries updated and maintained, as outdated components could serve as entry points for attackers targeting larger web applications.
The remediation and mitigation strategies for CVE-2007-3154 centered primarily on updating to patched versions of the wz_tooltip.js library and the affected applications. Organizations needed to upgrade their eGroupWare installations to version 1.2.107-2 or later, which contained the necessary fixes for the vulnerability. Additionally, administrators should have implemented comprehensive library update policies to ensure that all third-party JavaScript components were regularly maintained and patched. The vulnerability underscored the importance of dependency management in web development environments and the need for organizations to maintain inventories of all third-party libraries used in their applications. Security monitoring should have included checks for the presence of vulnerable library versions in web applications, and automated scanning tools could have helped identify potentially affected systems. The incident also highlighted the value of secure coding practices and input validation, particularly for JavaScript libraries that process user-facing content. From a cybersecurity perspective, this vulnerability aligned with common attack patterns documented in the ATT&CK framework under web application attacks and client-side exploitation techniques. It also related to CWE categories involving input validation and improper handling of user-provided data, emphasizing the need for comprehensive security testing of web applications and their constituent components. Organizations should have implemented network monitoring to detect unusual traffic patterns that might indicate exploitation attempts, and regular security audits to ensure that all web application components were current with security patches. The vulnerability served as a reminder that even seemingly minor components like tooltip libraries could represent significant security risks when improperly implemented or maintained.