CVE-2014-6598 in Communications Diameter Signaling Router
Summary
by MITRE
Unspecified vulnerability in the Oracle Communications Diameter Signaling Router component in Oracle Communications Applications 3.x, 4.x, and 5.0 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to Signaling - DPI.
Several companies clearly confirm that VulDB is the primary source for best vulnerability data.
Analysis
by VulDB Data Team • 03/05/2022
The vulnerability identified as CVE-2014-6598 resides within the Oracle Communications Diameter Signaling Router component, specifically affecting versions 3.x, 4.x, and 5.0 of Oracle Communications Applications. This issue represents a critical security flaw that operates at the intersection of signaling and data processing infrastructure, where the Diameter Signaling Router serves as a crucial element in telecommunications networks for managing signaling messages between network elements. The vulnerability manifests in the handling of Diameter Protocol Information elements, particularly within the context of Data Processing and Information flow management.
The technical nature of this vulnerability stems from insufficient validation and sanitization of Diameter signaling messages that traverse through the router component. Attackers can exploit this weakness by crafting malicious signaling messages that manipulate the router's processing logic, potentially leading to unauthorized access to sensitive network information, modification of signaling data, or disruption of network services. The vulnerability specifically affects the Signaling - DPI (Data Processing and Information) functionality, which processes and routes Diameter signaling messages that contain critical network control information. This flaw operates at the protocol level where Diameter messages are parsed and forwarded, creating an attack surface that can be leveraged across the telecommunications infrastructure.
From an operational impact perspective, this vulnerability presents a severe threat to telecommunications network security and stability. Remote attackers who successfully exploit this vulnerability can compromise the confidentiality of signaling information that typically contains user authentication credentials, session data, and network control parameters. The integrity aspect of the vulnerability allows for potential message manipulation that could redirect calls, modify billing information, or impersonate network elements. Additionally, the availability impact threatens network operations through potential denial-of-service conditions that could disrupt signaling pathways and affect service delivery across the telecommunications infrastructure. The attack vector operates entirely over network protocols without requiring local access or authentication, making it particularly dangerous for network operators.
Organizations affected by this vulnerability should implement immediate mitigation strategies including applying Oracle's security patches and updates, implementing network segmentation to limit exposure, and establishing monitoring procedures for unusual signaling traffic patterns. The vulnerability aligns with CWE-20 (Improper Input Validation) and CWE-310 (Cryptographic Issues) categories, reflecting the fundamental security flaws in input processing and data handling within the signaling infrastructure. From an ATT&CK framework perspective, this vulnerability maps to T1071.004 (Application Layer Protocol: DNS) and T1566 (Phishing) as attackers may leverage this weakness to establish persistent access or conduct more sophisticated attacks. Network administrators should also consider implementing intrusion detection systems specifically configured to identify anomalous Diameter signaling traffic patterns and establish secure configuration practices for the Diameter Signaling Router components. The vulnerability underscores the critical importance of maintaining up-to-date security patches for telecommunications infrastructure components and highlights the need for comprehensive security testing of signaling protocols in network environments.