CVE-2009-0468 in Profense Web Application Firewall
Summary
by MITRE
Multiple cross-site request forgery (CSRF) vulnerabilities in ajax.html in Profense Web Application Firewall 2.6.2 and 2.6.3 allow remote attackers to hijack the authentication of administrators for requests that (1) shutdown the server, (2) send ping packets, (3) enable network services, (4) configure a proxy server, and (5) modify other settings via parameters in the query string.
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Analysis
by VulDB Data Team • 11/23/2024
The CVE-2009-0468 vulnerability represents a critical cross-site request forgery flaw in the Profense Web Application Firewall version 2.6.2 and 2.6.3, specifically affecting the ajax.html component. This vulnerability stems from the absence of proper authentication verification mechanisms within the administrative interface, allowing malicious actors to exploit the system through crafted web requests. The flaw exists in the web application's handling of administrative operations that require elevated privileges, creating a pathway for unauthorized users to execute privileged commands without proper authorization. The vulnerability is particularly concerning as it affects multiple critical administrative functions that could severely compromise the security and operational integrity of the protected web environment.
The technical implementation of this CSRF vulnerability occurs through the manipulation of query string parameters within the ajax.html interface. Attackers can construct malicious web pages or exploit existing user sessions to submit requests that perform administrative actions such as server shutdown, network packet transmission, service configuration changes, and proxy server modifications. The flaw demonstrates a classic lack of anti-CSRF token validation, where the application fails to verify that requests originate from legitimate administrative users. This absence of session validation creates a persistent security gap that allows attackers to hijack authenticated sessions and execute arbitrary administrative commands. The vulnerability operates at the application layer, specifically targeting the web application firewall's administrative interface components.
The operational impact of this vulnerability extends far beyond simple data theft, as it enables attackers to completely compromise the web application firewall's functionality and potentially the entire protected network infrastructure. An attacker who successfully exploits this vulnerability could shut down the server, effectively causing denial of service, or configure network services to redirect traffic through malicious proxies. The ability to send ping packets could enable network reconnaissance activities, while modifying proxy server configurations could allow attackers to redirect traffic through compromised nodes. These capabilities align with multiple tactics described in the attack mitigation framework, particularly those involving privilege escalation and persistence mechanisms that could establish long-term access to the protected environment.
This vulnerability maps directly to CWE-352, which specifically addresses Cross-Site Request Forgery issues in web applications. The flaw represents a failure in the web application's security controls and demonstrates the critical importance of implementing proper authentication verification for all administrative operations. The attack surface is particularly broad as it encompasses multiple administrative functions that could be exploited to cause significant damage to the protected infrastructure. Security professionals should note that this vulnerability highlights the importance of input validation and session management controls, particularly in security appliances that serve as gateways to enterprise networks. The issue also reflects broader concerns about the security of web application firewalls and their administrative interfaces, which often contain powerful capabilities that require robust protection mechanisms.
Organizations affected by this vulnerability should implement immediate mitigations including the deployment of proper anti-CSRF token validation mechanisms, session management improvements, and network segmentation to limit the impact of potential exploitation. The recommended approach involves implementing time-based token validation, referer header checking, and strict access controls for administrative interfaces. Additionally, security teams should consider implementing web application firewalls with proper CSRF protection capabilities and conduct comprehensive security assessments of all administrative interfaces within their infrastructure. The vulnerability underscores the necessity of regular security updates and patch management processes, particularly for security appliances that serve as critical infrastructure components. Organizations should also implement monitoring solutions to detect unauthorized administrative activities and establish incident response procedures specifically tailored to address CSRF-related compromises.