CVE-2026-61224
Summary
by MITRE • 07/22/2026
Vulnerability in the Oracle Communications Converged Application Server product of Oracle Communications (component: Security). The supported version that is affected is 8.3. Difficult to exploit vulnerability allows high privileged attacker with network access via TLS to compromise Oracle Communications Converged Application Server. While the vulnerability is in Oracle Communications Converged Application Server, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of Oracle Communications Converged Application Server. CVSS 3.1 Base Score 8.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H).
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Analysis
by VulDB Data Team • 07/22/2026
The vulnerability under analysis resides within Oracle Communications Converged Application Server version 8.3, specifically within the security component of this telecommunications infrastructure product. This flaw represents a significant concern for organizations relying on converged application server solutions for their communication systems. The vulnerability's classification as difficult to exploit indicates that while it requires specific conditions and privileges to be successfully leveraged, the potential impact when realized is severe enough to warrant immediate attention.
The technical nature of this vulnerability allows a high-privileged attacker with network access via TLS protocol to compromise the target system. This attack vector suggests that the flaw exists in how the application server handles secure communication channels, potentially involving weaknesses in certificate validation, encryption implementation, or TLS protocol handling mechanisms. The requirement for high privilege indicates that attackers must already possess elevated credentials or have achieved some level of system access before attempting to exploit this specific vulnerability.
The operational impact of this vulnerability extends beyond the immediate target system through what is termed "scope change" in the vulnerability description. This means that successful exploitation could potentially affect additional Oracle Communications products within the ecosystem, creating cascading effects throughout an organization's telecommunications infrastructure. The CVSS 3.1 base score of 8.0 reflects the severity of potential consequences across confidentiality, integrity, and availability domains, indicating a high-impact vulnerability that could result in complete system compromise.
The CVSS vector (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H) provides specific insights into the attack characteristics. Network accessibility (AV:N) suggests remote exploitation is possible, while high attack complexity (AC:H) indicates sophisticated techniques are required. The high privilege requirement (PR:H) implies that attackers must already have elevated access levels, though this does not prevent successful compromise once achieved. The scope change (S:C) component shows that the vulnerability can affect additional products beyond the initially targeted system, creating broader impact potential.
This vulnerability aligns with CWE categories related to security misconfigurations and protocol implementation flaws, particularly those involving secure communication channels and authentication mechanisms. From an ATT&CK framework perspective, this would map to techniques involving privilege escalation and remote code execution through network-based attacks. Organizations should consider implementing comprehensive monitoring solutions to detect unusual network traffic patterns that might indicate exploitation attempts.
The mitigation approach for this vulnerability should include immediate patching of the Oracle Communications Converged Application Server to version 8.3 with applicable security updates, along with enhanced network segmentation and access controls. Security teams should implement strict TLS protocol enforcement and certificate validation checks while monitoring for unauthorized access attempts. Additional defensive measures may include deploying intrusion detection systems specifically configured to identify exploitation patterns associated with this vulnerability class, given the potential for widespread impact across related Oracle Communications products within the affected ecosystem.