CVE-2009-4981 in Photokorn Gallery
Summary
by MITRE
Multiple cross-site request forgery (CSRF) vulnerabilities in Photokorn Gallery 1.81 allow remote attackers to hijack the authentication of administrators.
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Analysis
by VulDB Data Team • 01/06/2018
The CVE-2009-4981 vulnerability represents a critical cross-site request forgery flaw discovered in Photokorn Gallery version 1.81, a web-based photo gallery management system. This vulnerability resides within the application's authentication mechanism and specifically targets the administrative interface, creating a significant security risk for organizations relying on this software. The flaw allows remote attackers to exploit the system's lack of proper CSRF protection measures, enabling them to perform unauthorized administrative actions by tricking authenticated users into executing malicious requests without their knowledge or consent.
The technical implementation of this vulnerability stems from the absence of anti-CSRF tokens or similar protective mechanisms within the application's administrative forms and endpoints. When administrators interact with the gallery management interface, the system fails to validate that requests originate from legitimate sources within the authenticated session. This weakness creates a pathway for attackers to craft malicious web pages or emails that, when visited by an authenticated administrator, automatically submit requests to the gallery's administrative functions. The vulnerability is particularly dangerous because it specifically targets administrator accounts, potentially allowing attackers to gain full control over the gallery's content management, user accounts, and system configuration settings.
The operational impact of this vulnerability extends beyond simple data theft or modification, as it provides attackers with administrative privileges that can be leveraged for extensive system compromise. An attacker who successfully exploits this vulnerability could perform actions such as adding or removing users, modifying gallery settings, uploading malicious files, deleting content, or even creating backdoor accounts. The implications are severe for organizations using Photokorn Gallery, as the compromise of administrative credentials through CSRF attacks can lead to complete system takeover, data loss, and potential lateral movement within the network infrastructure. This vulnerability directly violates security principles outlined in the OWASP Top Ten, specifically addressing the lack of proper session management and input validation controls.
Mitigation strategies for CVE-2009-4981 should prioritize immediate implementation of anti-CSRF token mechanisms within the Photokorn Gallery application. Organizations should implement unique, unpredictable tokens for each user session that are validated on every administrative request, ensuring that requests cannot be forged from external domains. The solution should follow established security standards such as those defined in CWE-352, which specifically addresses cross-site request forgery vulnerabilities, and align with ATT&CK framework technique T1566, which covers social engineering tactics that can be used to exploit such vulnerabilities. Additionally, implementing proper Content Security Policy headers, enforcing strict referer validation, and ensuring that all administrative actions require explicit user confirmation through secondary authentication mechanisms would provide comprehensive protection against similar CSRF attacks. Regular security audits and penetration testing should be conducted to identify and remediate similar vulnerabilities in other applications within the organization's infrastructure.