CVE-2026-61225 in Converged Application Server
Summary
by MITRE • 07/22/2026
Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Core). Supported versions that are affected are 8.2 and 8.3. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TCP/IP to compromise Oracle Communications Converged Application Server. Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 07/22/2026
The vulnerability resides within Oracle Communications Converged Application Server version 8.2 and 8.3, specifically affecting the Core component of this telecommunications infrastructure software. This represents a critical security flaw that demonstrates how enterprise communication platforms can harbor significant risks when proper access controls and authentication mechanisms are not adequately implemented. The affected system serves as a foundational element for telecommunications services, making its compromise particularly concerning for organizations reliant on converged communication solutions.
This vulnerability constitutes a remote code execution flaw that requires minimal attacker prerequisites to exploit successfully. The security weakness stems from insufficient authentication requirements within the application server's network interfaces, allowing any unauthenticated user with TCP/IP network access to potentially gain full control over the target system. The CVSS 3.1 scoring of 8.1 indicates a high severity level with significant impact across confidentiality, integrity, and availability domains. The attack vector AV:N (network) combined with AC:H (high complexity) suggests that while the exploit requires some technical knowledge to execute properly, it remains accessible to determined threat actors without requiring specialized equipment or extensive reconnaissance.
The operational impact of this vulnerability extends beyond simple system compromise, as successful exploitation enables complete takeover of the Oracle Communications Converged Application Server. This means attackers could gain unrestricted access to all communication services managed by the server, potentially intercepting sensitive communications, modifying network traffic, or disrupting critical telecommunications infrastructure. The implications are particularly severe for service providers who rely on these platforms for their core business operations, as such compromise could lead to widespread service disruption and data breaches affecting numerous end users.
Organizations should implement immediate mitigations including network segmentation to restrict access to the affected server components, deployment of firewalls with strict ingress/egress rules, and application-level restrictions to limit exposure. The vulnerability aligns with CWE-287 (Improper Authentication) and potentially CWE-312 (Sensitive Data Exposure) categories, reflecting fundamental flaws in authentication mechanisms that allow unauthorized access to protected resources. From an ATT&CK framework perspective, this vulnerability maps to techniques involving T1190 (Exploit Public-Facing Application) and T1071.004 (Application Layer Protocol: DNS), emphasizing the need for comprehensive network monitoring and intrusion detection systems.
The remediation approach should prioritize applying Oracle's official security patches as soon as they become available, while simultaneously implementing layered defensive measures including regular vulnerability scanning, network access control policies, and enhanced monitoring of network traffic patterns. Organizations should also conduct thorough risk assessments to identify all instances of the affected software within their infrastructure and develop incident response procedures specifically addressing potential exploitation of this vulnerability. The compromise of such critical telecommunications infrastructure underscores the importance of maintaining up-to-date security controls and the necessity for continuous vigilance in protecting essential communication systems from increasingly sophisticated attack vectors.