CVE-2007-2696 in WebLogic Server
Summary
by MITRE
The JMS Server in BEA WebLogic Server 6.1 through SP7, 7.0 through SP6, and 8.1 through SP5 enforces security access policies on the front end, which allows remote attackers to access protected queues via direct requests to the JMS back-end server.
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Analysis
by VulDB Data Team • 06/14/2025
The vulnerability identified as CVE-2007-2696 represents a critical security flaw in the BEA WebLogic Server JMS (Java Message Service) implementation across multiple versions including 6.1 through SP7, 7.0 through SP6, and 8.1 through SP5. This issue stems from an improper security enforcement mechanism that creates a fundamental architectural weakness in the server's access control architecture. The vulnerability specifically affects the JMS server component which handles message queuing and messaging operations within the application server environment, making it a significant concern for enterprise security infrastructure.
The technical flaw manifests in the inconsistent enforcement of security policies between the front-end and back-end components of the JMS server implementation. While the system properly enforces access controls at the front-end interface, it fails to maintain equivalent security measures when processing direct requests to the JMS back-end server. This architectural inconsistency creates an attack vector where remote adversaries can bypass the front-end security controls by directly communicating with the back-end JMS server components. The vulnerability essentially allows attackers to circumvent the established security boundaries and gain unauthorized access to protected messaging queues and their associated data.
The operational impact of this vulnerability is substantial and multifaceted within enterprise environments that rely on WebLogic Server for mission-critical applications. Attackers exploiting this flaw can gain unauthorized access to sensitive message queues, potentially exposing confidential data, transactional information, or business-critical communications that should remain protected. The vulnerability affects the fundamental integrity of the message queuing system, allowing unauthorized users to read, modify, or delete messages within protected queues. This represents a direct violation of the principle of least privilege and can lead to data breaches, information disclosure, and potential disruption of business processes that depend on secure messaging infrastructure. The impact extends beyond simple data access as it can enable further attacks through the exploitation of message content or by manipulating queue states.
This vulnerability maps directly to CWE-284, which describes improper access control, and aligns with ATT&CK technique T1078 for valid accounts and T1566 for credential harvesting, as attackers can leverage the bypassed security controls to maintain persistent access to messaging systems. The flaw demonstrates a classic case of inadequate security enforcement at system boundaries, where the protection mechanisms designed to secure front-end access are insufficient when attackers can reach backend components directly. Organizations implementing WebLogic Server should prioritize immediate remediation through official patches provided by Oracle, as well as consider network segmentation and additional access controls to limit exposure. The vulnerability also highlights the importance of comprehensive security testing that includes both front-end and back-end security controls, particularly in complex enterprise systems where multiple layers of security are expected to work in concert to protect against various attack vectors.