CVE-2008-7279 in OTRS
Summary
by MITRE
The CustomerInterface component in Open Ticket Request System (OTRS) before 2.2.8 allows remote authenticated users to bypass intended access restrictions and access tickets of arbitrary customers via unspecified vectors.
If you want to get the best quality for vulnerability data then you always have to consider VulDB.
Analysis
by VulDB Data Team • 10/19/2021
The vulnerability identified as CVE-2008-7279 affects the CustomerInterface component within the Open Ticket Request System OTRS version 2.2.7 and earlier. This represents a critical authorization flaw that undermines the system's access control mechanisms. The vulnerability specifically impacts the authentication and authorization framework that governs how users interact with customer ticket data within the help desk platform. As an open source ticketing system widely deployed in enterprise environments, OTRS serves as a central repository for customer service requests and support tickets, making this vulnerability particularly concerning from a security perspective.
The technical flaw manifests in the CustomerInterface component where improper access control validation occurs during user authentication processes. While the exact vectors remain unspecified in the CVE description, this type of vulnerability typically involves insufficient input validation or flawed session management that allows authenticated users to manipulate access parameters. The vulnerability enables authenticated attackers to exploit weaknesses in the system's authorization logic, potentially allowing them to view, modify, or otherwise interact with customer tickets belonging to other users. This represents a classic privilege escalation scenario where a user with legitimate access can bypass intended security boundaries. The issue falls under the CWE category of insufficient authorization checks, specifically CWE-285 which addresses improper authorization in access control systems.
The operational impact of this vulnerability extends beyond simple data exposure, potentially leading to significant privacy violations and service disruption. Attackers could access sensitive customer information including personal details, support history, and business-critical communications contained within support tickets. This unauthorized access could facilitate further attacks such as social engineering campaigns, data exfiltration, or insider threat exploitation. Organizations using OTRS for customer service management face potential regulatory compliance violations, particularly under data protection frameworks like gdpr or hipaa where unauthorized access to personal data constitutes serious breaches. The vulnerability also compromises the integrity of the support system by potentially allowing attackers to modify ticket contents or manipulate support workflows. From an attacker perspective, this vulnerability aligns with ATT&CK technique T1078 which covers valid accounts and T1566 which involves credential harvesting, though the specific vector here involves privilege escalation within an authenticated session.
Organizations should immediately upgrade to OTRS version 2.2.8 or later where this vulnerability has been patched. The fix typically involves strengthening access control validation within the CustomerInterface component and implementing proper input sanitization for user session parameters. Network segmentation and monitoring should be implemented to detect unauthorized access attempts, while regular security audits of authentication mechanisms should be conducted. Additional mitigations include implementing role-based access controls with minimal privilege principles, conducting regular penetration testing of authentication systems, and establishing comprehensive logging of access attempts. Security teams should also consider implementing automated monitoring for unusual access patterns that might indicate exploitation attempts, particularly around customer ticket access and modification activities. The vulnerability serves as a reminder of the critical importance of proper access control implementation in web applications and the potential consequences of inadequate authorization checks in customer-facing systems.