CVE-2007-4958 in TinyWebGallery
Summary
by MITRE
Multiple cross-site scripting (XSS) vulnerabilities in TinyWebGallery (TWG) 1.6.3.4 allow remote attackers to inject arbitrary web script or HTML via the URI for (1) index.php, (2) i_frames/i_login.php, and (3) i_frames/i_top_tags.php. 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 • 09/08/2018
The vulnerability identified as CVE-2007-4958 represents a critical cross-site scripting flaw affecting TinyWebGallery version 1.6.3.4, a web-based image gallery management system. This vulnerability exposes the application to remote code execution risks through malicious script injection, potentially compromising user sessions and data integrity. The flaw manifests in three specific file paths within the application's architecture, making it particularly concerning for web applications that rely on user input validation. The vulnerability's impact extends beyond simple script injection, as it can enable attackers to hijack user sessions, redirect traffic, or perform actions on behalf of authenticated users.
The technical implementation of this vulnerability stems from insufficient input sanitization within the affected PHP scripts, specifically in the index.php, i_frames/i_login.php, and i_frames/i_top_tags.php files. These locations process URI parameters without proper validation or encoding, allowing malicious actors to inject HTML or JavaScript payloads directly into the application's response. The vulnerability aligns with CWE-79, which describes cross-site scripting flaws where applications fail to properly sanitize user-supplied data before incorporating it into dynamic content. Attackers can exploit this weakness by crafting malicious URLs containing script tags or other HTML elements that execute in the context of authenticated users' browsers, creating a persistent threat vector.
The operational impact of CVE-2007-4958 is significant for organizations utilizing TinyWebGallery, as it provides attackers with potential access to sensitive user data and session information. When exploited, these vulnerabilities can lead to session hijacking, where malicious actors gain unauthorized access to user accounts and can perform administrative functions. The attack surface expands due to the three vulnerable endpoints, increasing the probability of successful exploitation. Additionally, the vulnerability can facilitate more sophisticated attacks such as credential theft, data exfiltration, and the deployment of malicious payloads that persist across user sessions. Organizations relying on this gallery system may experience reputational damage, regulatory compliance issues, and potential legal consequences from data breaches.
Mitigation strategies for CVE-2007-4958 should prioritize immediate patching of the affected TinyWebGallery version, as the vulnerability has been identified as critical by security researchers. Organizations should implement comprehensive input validation across all user-facing application interfaces, ensuring that all URI parameters undergo proper sanitization before being processed or displayed. The implementation of Content Security Policy headers can provide an additional layer of protection against script execution, while output encoding should be enforced for all dynamic content. Security monitoring should be enhanced to detect anomalous user behavior patterns that may indicate exploitation attempts. The vulnerability's classification under ATT&CK technique T1059.007 for script injection highlights the importance of defensive measures such as web application firewalls and regular security assessments to prevent exploitation of similar vulnerabilities in other web applications.